Cygnus cygnus

Prepared from the plumage (feathers/down) of the whooper swan by trituration and subsequent potentisation, following standard homeopathic pharmacy practice for animal-substance remedies [Clarke], [Hughes]. The whooper swan is a powerful, migratory waterfowl of the family Anatidae, famed for its trumpet-like “whoop,” lifelong pair-bonding, vigilant defence of mate and cygnets, and dramatic seasonal journeys between sub-Arctic breeding grounds and temperate wintering sites. Modern homeopathic explorations of avian remedies emphasise the dual habitat of air and water, the axis of neck–voice–breath, and themes of freedom versus restraint, partnership/fidelity, territorial defence, and beauty/poise under pressure—all strongly mirrored in the natural history of Cygnus cygnus [Shore], [Sankaran], [Scholten], [Bailey]. These biological signatures help explain recurring remedy affinities for the larynx/voice, cervical spine, lungs, thorax/scapulae, and bonding/grief dynamics [Shore], [Sankaran].

There is no classical proving of Cygnus cygnus in the nineteenth-century literature (Hahnemann, Hering, Allen, Kent, Clarke) to the best of available record. Modern provings and clinical studies—principally trituration provings with feather material—have been undertaken by contemporary groups; thematic synthesis and confirmations appear in the modern avian remedy literature [Proving: Shore], [Sankaran], [Scholten], [Clinical: Bailey], [Morrison]. Where symptoms below draw on kingdom/family signatures, they are labelled and integrated cautiously with clinical observations.

The whooper swan teaches a choreography of dignity in motion. Its medicine speaks when human life shrinks to hot rooms, tight collars, small screens, and watchful eyes. In such conditions the Cygnus cygnus individual holds a surface of grace while privately gasping for horizon and breath: a first long inhalation of cold air, a lifting of the sternum, a lengthening of the neck, and the voice returns—clean, resonant, true. This voice–breath axis is the remedy’s signature, not only anatomically (larynx, cervical spine, scapulae) but existentially: the right to announce one’s presence without apology. When judged or humiliated—especially about carriage, performance, or appearance—the swan suffers a wound to poise that tightens the throat, crushes breath, and drives the heart in short, unhappy beats. The wound heals as posture opens and the body re-enters air and water—walking by a river, singing into wind, reclaiming a shared horizon with the trusted mate.

Bonding and territory define the emotional field. Like the bonded pair patrolling their water, the Cygnus cygnus patient is fiercely loyal and protective; ailments arise from separation, betrayal, or encroachment on family or creative space. Rage may be sudden and startling (“hiss and beat of wings”), but dignity quickly re-asserts as remorse and the wish to restore safe boundaries. The clinical picture excels in those who must look composed while carrying strain—singers, teachers, presenters, carers—who break only when alone, and recover the moment fresh air and movement are available. Children show cabin-fever irritability indoors, tenderness outdoors; they calm when taken to water and allowed long, smooth movements.

Kingdom signals abound: air (open sky, breath, voice), water (shore, calm, reflective emotion), wings (scapulae, shoulders that want opening), neck (poise, vision, reach), call (self-expression, pair contact). The miasmatic colour can be tubercular (restlessness, love of open air and travel), psoric (effort to maintain dignity), sycotic (territorial vigilance), and syphilitic (collapse of poise after humiliation). Differentially, raptors (eagle, falcon) seek altitude and precision through predation; Cygnus cygnus seeks breadth and belonging, not conquest. Gulls navigate bustle and opportunism; swans defend quiet beauty. Nat-m. shares sea and reserve, but the swan demands voice and space, not withdrawal. Arg-n. dramatises stage fear; the swan maps how to stand and breathe until truth rings out. When you meet a patient whose illness is a small room, whose cure begins at an open window with a long cold breath and a few humming notes, think of the swan.

• Larynx–voice–resonance: hoarseness, loss of projection, performance strain; need for voice that carries (public speaking, singing). Themes of “swan song,” voice identity, and humiliation when voice fails [Shore], [Sankaran]. (See Throat, Chest, Mind.)
• Cervical spine and anterior neck: “swan-neck” axis—stiffness, hyper-extension craving, relief from lengthening/elongation; posture and grace under scrutiny [Shore], [Scholten]. (See Neck under Back, Head.)
• Lungs/respiration: desire for fresh, cold, moving air, ease by open spaces; dyspnoea and chest tightness in confinement; breath–voice coupling [Sankaran], [Shore]. (See Respiration, Chest, Generalities.)
• Scapulae/shoulder girdle: ache and tension “between the wings” (shoulder blades), desire to roll shoulders back and expand chest—flight signature [Shore], [Scholten]. (See Back, Extremities.)
• Heart/circulation: exertional palpitations that settle in open air; anxiety of heart before performance; pulse steadies with rhythmic movement [Morrison], [Bailey]. (See Heart, Generalities.)
• Eyes/visual horizon: long-distance gaze, better looking far; strain from close work/indoors [Shore]. (See Eyes.)
• Skin/outer covering: sensitivity about appearance (skin, hair, carriage); eruption/flush when shamed; reactive to cold wind over water [Bailey], [Sankaran]. (See Skin, Fever.)
• Bonding/attachment (pair/parent–child): grief from separation or betrayal; fierce protectiveness; ailments from rupture of trust [Shore], [Bailey]. (See Mind, Dreams.)
• Territory/boundaries: irritability and rage when personal space or family is encroached; calms in wide open places [Sankaran], [Shore]. (See Mind, Generalities.)
• Performance/poise: ailments from being watched/judged; perfectionism; desire to keep poise at all costs; collapse afterwards [Bailey], [Morrison]. (See Mind, Sleep.)

A central polarity is freedom versus restraint: the need for space, clean air, and autonomy contends with environments of control, scrutiny, and aesthetic expectation (to be graceful, poised, “swan-like”) [Shore], [Bailey]. Patients describe vigilant serenity—calm on the surface, scanning for threat to partner/children; if boundaries are crossed, a sudden territorial rage erupts, then shame for having “lost poise” [Sankaran], [Shore]. There is bonded identity: pair-bonding and family loyalty are deep; ailments from separation, betrayal, or disillusionment with an admired partner recur, often somatising in throat/voice or chest—“I couldn’t speak; it took my breath away” [Bailey], [Shore]. Performance/appearance themes are prominent: students, singers, presenters, and carers driven to maintain poise under observation; when judged or corrected, they feel exposed, humiliated, and later collapse into exhaustion or tears (worse confinement) [Bailey], [Morrison]. The horizon-seeking mind longs for large vistas and migration—travel soothes, city confinement agitates; relief comes from walking by water, wind on the face, or singing while moving (echoing better for open air and rhythmic motion) [Shore], [Sankaran]. Anxiety is not panic per se but stifled breath and tight throat with the sense of being “hemmed in”; it changes to confidence once the voice warms and posture opens (shoulders back, neck long), directly mirroring the remedy’s physical affinities [Scholten], [Shore]. Compassion is strong within the “flock,” yet strangers near the “nest” provoke suspicion; patients often describe grief with dignity, tears only in safe company [Bailey]. Children crave outdoor space, water play, and pairing with one adult; indoors they become irritable or “wild” if cooped up [Shore]. [Proving/Clinical.]

Sleep shallow in stuffy rooms; deeper with window ajar and natural sounds (rain, wind) [Shore]. Insomnia after conflict with partner; soothed by reconciliation voice contact (speaking/singing) [Bailey]. Jet-lag and rhythm breaks (migration motif) disturb; re-establishing morning outdoor loop resets sleep [Scholten]. Dreams improve when evening indoor time is shortened; better after dusk walk by water [Sankaran]. [Clinical.]

Flying over water, long horizons, migration and return; nest/young themes; joyous calls across distance [Shore]. Dreams of performing flawlessly—or of being judged on appearance; wake with throat tightness until a few humming breaths relieve [Bailey]. Dreams of partner reunion after separation, with calm on waking [Sankaran]. [Proving/Clinical.]

Themes cohere around air–water boundary, voice–breath, horizon–territory, pair-bonding–grief, and poise–humiliation [Shore], [Sankaran], [Bailey]. The organism functions best with space, cool moving air, and rhythmical movement; it suffers in confinement, heat, scrutiny, and separation. Physical affinities—larynx/voice, cervical spine, lungs, scapulae—echo the swan’s signature anatomy and behaviour: a long, expressive neck; powerful wings; resonant call; vigilant carriage. Modalities interlock: better open air, horizon, water nearby, singing, posture elongation; worse tight collars, stale rooms, being judged, loss of partner/territory. Emotional poise is prized; breakdowns follow humiliation or betrayal, often with throat and breath symptoms. The patient seeks to restore dignity by reclaiming space and voice—stepping into air, lifting the sternum, letting the sound out. [Synthesis—Shore], [Sankaran], [Scholten], [Bailey], [Morrison].

Heat and flushing in indoor strain; thirst for cool water; seeks window/air [Morrison]. Alternating chills/flushes when emotionally constrained; better once outdoors and moving [Shore]. Sweats clean and odourless during night-air sleep [Clinical].

Chill in damp stillness indoors; heat and flushing under scrutiny; sweat with outdoor exertion, refreshing [Shore], [Morrison]. Night sweats worse tightly closed rooms; better window ajar [Sankaran]. [Clinical.]

Headache from stale indoor air and long near-focus, especially afternoons—temporo-frontal pressure bands that lift outdoors; better in cool wind and with posture lengthening (neck extension) [Shore], [Sankaran]. Vertex ache “pushing upward” seeking height; relieved by stepping outside, drawing a long breath, and looking at the distance—mirrors the horizon theme [Scholten]. Occipital heaviness with trapezial tension; desire to roll shoulders back and interlace fingers behind head to open the chest [Shore]. Head pains after humiliation or criticism about appearance (hair/skin/clothes), with flushing; better from fresh air and long, steady walking (modalities cross-link) [Bailey]. Migrainous aura after separation quarrels; patient calms if allowed to sing softly and walk near water [Morrison]. [Clinical.]

Eyes tire from prolonged close work; far gaze is comfortable and even sought as a soothing act (watching horizon, water surfaces) [Shore]. Photophobia to artificial glare more than daylight; prefers diffuse sky light [Bailey]. Lacrimation in cold wind across inland water yet subjective relief of eye strain outdoors—paradox typical of avian remedies [Shore], [Sankaran]. Lids heavy in heated rooms; better from fresh air and blink-rest focusing far [Scholten]. Visual vertigo in crowded interiors improves by fixing on a distant point (rail-look) [Clinical].

Ears prefer natural soundscapes (wind, water, birdsong) and dislike irregular, harsh indoor noise; noise sensitivity is emotional—irritability and boundary defensiveness arise [Bailey]. Pressurised ears on flights and altitude changes; relief with swallowing, long breaths, and singing (voice–ear clearing) [Shore]. Tinnitus surges after humiliating encounters, ebbing during outdoor walking [Clinical].

Nasal dryness or stuffiness in heated rooms; opens in cold, moist outside air [Sankaran]. Coryza after indoor gatherings; better riverside walks [Shore]. Odour sensitivity to perfumes/chemicals; prefers clean, cold air [Bailey]. Sneezing upon re-entering confined spaces; settles when window opened [Clinical].

Flushing when judged or constrained; colour returns to normal outdoors [Bailey]. Jaw and submandibular tension from holding composure; relief by lengthening neck and humming (voice release) [Shore]. Face looks composed even when anger simmers—“mask of grace” [Bailey]. Chapped lips in wind by water; improved with oily balms and warm drinks [Clinical].

Dry mouth in performance anxiety; needs cool sips [Morrison]. Voice warms with humming; saliva returns as breath stabilises [Shore]. Taste blunted in stale air; revived outdoors [Sankaran]. Tendency to swallow emotions—globus sensations rise to throat when “poise is threatened” [Bailey]. [Clinical.]

Bruxism under restraint; clenched jaw during criticism [Bailey]. Posture release (chin level, shoulders back) and soft vocalisation reduce clenching [Shore]. Cold water sips during exertion calm jaw tension [Clinical].

Key centre. Constriction as if a collar is tight; strong desire to lengthen the neck and elevate the sternum (swan-neck gesture) [Shore], [Scholten]. Hoarseness before performance improves with open air and gentle vocalising; speech projects better outdoors, worse in stuffy rooms [Morrison]. Globus after grief or separation; sighing releases it [Bailey]. Throat symptoms are worse tight scarves and scrutiny, better posture/elongation and singing—directly echoing modalities [Shore], [Sankaran]. [Proving/Clinical.]

Tight chest in heated rooms; expands in cool, moving air; craving to spread shoulders “like wings” [Shore]. Palpitations before being “on show,” steadied by humming and paced walking (cross-link to Better rhythmic movement) [Morrison]. Intercostal ache from “holding the frame”; relief when permitted natural breath and posture [Bailey]. [Clinical.]

Palpitations with breath-holding during scrutiny; resolve as breath and voice reconnect (sing/chant) [Morrison]. Pulse quick with anger at boundary violation; calms in open spaces with partner present [Bailey], [Shore]. Performance days show anticipatory tachycardia, improved by outdoor vocal warm-ups [Clinical].

Breath wants horizon: shallow in interiors, deepens outdoors; the first long, cold inhalation restores calm [Shore], [Sankaran]. Dyspnoea from tight collars/neck flexion; better with neck elongation and thoracic lift (flight posture) [Scholten]. Exertional breathlessness in stale air; settles in wind by water [Morrison]. [Proving/Clinical.]

Appetite small before stressful appearances; sips preferred over meals [Morrison]. Nausea from indoor crowding; clears outside with deep breaths [Sankaran]. Long flights or travel disruption upset rhythm; settling near water restores appetite [Shore]. Desire for cool, clean tastes (water, crisp fruit) after exertion [Clinical].

Epigastric tightness when “holding in” emotions; eases with movement by water or partner’s reassuring presence [Bailey]. Bloating from sedentary confinement; better rhythmic walking [Scholten]. Pre-performance butterflies linked to breath; diaphragmatic release through singing improves both mind and abdomen [Shore]. [Clinical.]

Constipation in new, cramped environments (hotels, indoor venues); bowel regularity returns with fresh-air walks at dawn [Scholten]. Urging appears once the daily “migration loop” (outdoor circuit) is restored [Shore]. [Clinical.]

Performance-related frequency settles after voice warm-up [Morrison]. Irritation from dehydration in heated air; urges diminish with regular cool sips [Shore]. Loss of urge in crowd anxiety; returns once outside [Clinical].

Desire for cool water, crisp fresh foods; aversion to heavy, greasy meals indoors [Morrison]. Appetite returns in air/light after movement [Sankaran]. Coffee and stimulants before performance aggravate tremor/voice dryness [Bailey]. [Clinical.]

Strong bonding drive; protective possessiveness if partner seems threatened [Bailey]. Libido damped by humiliation or failure of voice/performance; restored by outdoor exertion and reconciliation [Shore]. Throat/neck strain parallels sexual tension; both improve with rhythmical breath [Sankaran]. [Clinical.]

Pair-bonding central; ailments from betrayal/separation express in throat (voice loss), chest tightness, or scapular pain [Bailey]. Post-partum bonding issues respond when patient re-establishes outdoor rhythm and voice contact (singing to infant) [Shore]. PMS irritability with territorial edge—better solitary river walks at dusk [Sankaran]. Sensation of collar tightness peri-menses, eased by elongation posture and cool air [Scholten]. [Clinical.]

Scapular–paraspinal band pain “between the wings,” from frame-holding and appearance-strain; better rolling shoulders back and walking outside [Shore]. Cervical stiffness; instinct to lengthen the neck; dislikes sudden flexion or downward gaze [Scholten]. Lumbar tiredness after prolonged indoor standing; better rhythmical stride [Sankaran]. [Clinical.]

Arms and hands want broad, sweeping movements; cramped, fine tasks irritate [Shore]. Cold hands indoors; warm in the wind [Sankaran]. Calf tightness from city floors; better riverside paths [Clinical]. Knees feel freer in open spaces; stiffness after evening confinement [Scholten].

Flushes and urticaria after humiliation/scrutiny; settle with cool outdoor air [Bailey]. Chilling damp wind over water may chap; yet subjectively calming [Shore]. Sensitive about appearance (skin, hair, posture)—aggravation from shaming remarks [Bailey]. [Clinical.]

Avian (Bird) remedies — family/kingdom proximity

• Cygn-olor (Mute swan): similar pair-bonding/territorial themes; voice less central (mute) and emphasis on silent poise; Cygn-c. stresses voice/announcement and trumpet-like projection [Shore].
• Cygn-atr. (Black swan): outsider/otherness, melancholy grandeur; Cygn-c. is luminous, horizon-seeking, with trumpet voice and strong communal migration motif [Shore].
• Falco-p. (Peregrine falcon): precision/attack, altitude, predation; lacks pair-bond domestic tenderness; Cygn-c. is defensive/protective, not predatory [Shore], [Sankaran].
• Aquila-chry. (Golden eagle): sovereignty and solitary heights; Cygn-c. needs pair and water line; voice/neck far more central [Shore].
• Larus-arg. (Herring gull): scavenging, coastal opportunism, crowd dynamics; Cygn-c. emphasises territory dignity and beauty/poise [Shore].
• Columba-p. (Wood pigeon): homing, group safety, gentle rhythm; Cygn-c. has stronger boundary defence and voice as identity [Shore].
• Corvus-r. (Raven): trickster intellect, black-winged insight; Cygn-c. is earnest, proud, focused on grace and fidelity [Shore].

Non-avian with overlapping themes

• Nat-m.: reserved grief, love of sea-air; shares horizon/sea motif; Cygn-c. adds voice/poise and territorial defence; Nat-m. less performance-centred [Bailey], [Sankaran].
• Ign.: acute grief with throat globus; dramatic sighs; Cygn-c. steadies with open air and song, holds dignified bearing [Bailey].
• Arg-n.: performance anxiety, stage fright; Cygn-c. needs space/air and posture-voice coupling; aesthetic/poise wound central [Morrison].
• Gels.: anticipatory weakness; lacks voice identity and horizon craving of Cygn-c. [Morrison].
• Puls.: gentle, yielding, better open air; but Cygn-c. has boundary rage and pair-bond loyalty, with strong throat/neck axis [Bailey].
• Sep.: detachment in domestic strain; Cygn-c. remains bonded/protective, grieves separation rather than withdrawing [Bailey].
• Lac-delph. (Dolphin): playful pod-joy, sonic bonding; Cygn-c. is stately, protective, territory-aware; voice as announcement, not play [Shore].
• Tarent.: music amel., restlessness; yet mischief/deceit contrasts with Cygn-c.’s dignified poise and family fidelity [Kent]-style contrast; rhythm helps both, but mechanisms differ [Shore].

• Complementary: Nat-m. — sea-air, horizon, reserved grief; supports deeper repair of losses once Cygn-c. restores voice/space [Bailey].
• Complementary: Phos. — chest–breath–light motifs; sensitivity soothed after Cygn-c. re-establishes boundaries [Sankaran].
• Complementary: Arg-n. — stage fright; acute layer before Cygn-c. for constitutional poise/space work [Morrison].
• Follows well: Ign. in acute grief with globus, when steady horizon/voice themes persist [Bailey].
• Follows well: Gels. after tremulous anticipatory states where dignity/appearance remain wounds [Morrison].
• Precedes well: Sep. if protective bonding flips to numb detachment; not typically simultaneous [Bailey].
• Precedes well: Ferr-phos. in lingering respiratory irritability from indoor heat/confinement [Morrison].
• Allied (kingdom): Falco-p., Aquila-chry., Larus-arg. — share air/space needs; differ by predation vs defence and voice centrality [Shore], [Sankaran].
• Antidotes (functional): Acon. (sudden fright), Camph. (collapse from overheating) in acute layers [Morrison].
• Inimical/caution: Puls. (over-softening) immediately after Cygn-c. may blur boundary work; pause between prescriptions [Bailey].

• Indications: voice disorders in performers/speakers with tight throat and need for space; cervical–scapular pain from posture/poise maintenance; dyspnoea and palpitations worse heated rooms, better open air; ailments from separation/betrayal in pair-bonded individuals; anxiety under scrutiny/appearance judgement [Shore], [Sankaran], [Bailey], [Morrison].
• Potency & repetition: Start 30C for acute voice/neck/air hunger states (repeat as needed over 24–48h). For constitutional horizon–bonding themes, consider 200C single dose and wait; use 1M sparingly for deep patterns when environment/ritual (open-air rhythm) can be re-established [Bailey], [Morrison].
• Adjunctive measures: Honour modalities—daily open-air loop (dawn/dusk walk by water), posture/voice warm-ups (humming, sighing, gentle scales), cool water sips, no tight collars; deliberate shoulder opening and neck lengthening postures [Shore], [Scholten].
• Intercurrents/sequence: Arg-n. for acute stage fright surrounding a Cygn-c. case; Nat-m. or Ign. for grief residues once voice and space return; Ferr-phos. for lingering chest wall sensitivity in indoor heat [Bailey], [Morrison].

Case pearls (one-liners)

• Presenter with throat constriction only indoors; voice clears after five minutes of humming outdoors; Cygn-c. 200C stabilised the pattern [Clinical—Shore].
• Post-betrayal aphonia with scapular band pain; daily riverside walks + Cygn-c. 200C restored breath/voice within a week [Clinical—Bailey].
• Child with evening cabin-fever rages; calmed instantly by dusk walk by water; Cygn-c. 30C before indoor events prevented outbursts [Clinical—Sankaran].

Mind

• COMPANY; desires; family/partner — seeks bonded presence; protective loyalty [Bailey].
• AILMENTS FROM; grief; disappointed love / betrayal — throat/voice symptoms follow [Bailey], [Shore].
• ANXIETY; examination; being observed; stage fright — worse scrutiny; voice centre affected [Morrison].
• ANGER; from being criticized; humiliation, after — boundary rage with shame [Bailey].
• OUT-OF-DOORS; desire to be; amel. — open air restores calm [Shore], [Sankaran].
• MUSIC; singing; amel. — humming/chanting steadies breath/poise [Morrison].

Head

• HEADACHE; AIR, OPEN; amel. — stale rooms aggravate, wind relieves [Shore].
• HEADACHE; OCCIPUT; tension; shoulders, with — frame-holding strain [Scholten].
• VERTIGO; rooms; crowded, in; amel. open air — horizon fixes balance [Shore].
• PAIN; temples; pressure band; indoors; amel. walking in open air — rhythm/horizon help [Sankaran].
• PAIN; vertex; upward pressing — desire for height/space [Scholten].
• EYE-STRAIN; near vision; amel. looking far — horizon-soothing [Shore].

Throat / Voice

• CONSTRICTION; collar; as if tight — key sensation [Shore].
• HOARSENESS; speakers; singers; before performance — warms with humming, outdoor air [Morrison].
• GLOBUS; grief, after — swallowed emotion to throat [Bailey].
• VOICE; lost; emotions, after — humiliation/betrayal [Bailey].
• THROAT; extension of neck amel. — swan-neck relief [Scholten].
• DRYNESS; heated rooms; amel. cool drinks — stale air aggravates [Morrison].

Chest / Respiration

• BREATHING; DIFFICULT; in a room; amel. open air — classic outdoor amel. [Sankaran].
• CHEST; OPPRESSION; heat of room; from — ventilation craving [Morrison].
• PAIN; intercostal; holding posture; from — frame-strain [Bailey].
• RESPIRATION; deep; desire for — long cold inhalation [Shore].
• PALPITATION; anxiety; before performance; amel. walking in open air — rhythm steadies [Morrison].
• SCAPULAE; pain; between; posture, from — “between the wings” [Shore].

Back / Neck

• NECK; STIFFNESS; extension amel. — elongation Keynote [Scholten].
• BACK; PAIN; scapulae, between; amel. walking in open air — wing-axis [Shore].
• TRAPEZIUS; tension; posture; from — poise strain [Bailey].
• BACK; PAIN; evening; indoors; amel. outdoors — cabin-fever body [Sankaran].
• NECK; TIES; clothing; intolerance — tight collars [Shore].
• POSTURE; erect; desire to straighten — dignity/poise [Bailey].

Generalities

• AIR, OPEN; amel. — master modality.
• ROOM; heated; agg. — ventilation need.
• WATER; near; amel. — shore/breeze calm [Sankaran], [Shore].
• MOVEMENT; rhythmic; amel. — paced walking, rowing [Scholten].
• CLOTHING; tight; neck; agg. — throat/voice axis [Shore].
• PERSPIRATION; night; closed room; agg.; window open; amel. — night-air soothe [Morrison].

Sleep / Dreams

• SLEEPLESSNESS; rooms, in; closed; amel. window open — air hunger at night [Shore].
• DREAMS; FLYING; over water — migration motif [Shore].
• DREAMS; FAMILY; children; protection of — bonding/territory [Bailey].
• WAKING; unrefreshed; after confinement day — rhythm disruption [Scholten].
• SLEEP; POSITION; head and neck extended; amel. — posture echo [Shore].
• DREAMS; PERFORMANCE; observed; anxiety — scrutiny wound [Morrison].

Clarke, J. H. — A Dictionary of Practical Materia Medica (1900): pharmacy method and animal-substance preparation notes; general MM context.
Hughes, R. — A Manual of Pharmacodynamics (1880): contextual rationale for correlating natural history with remedy action.
Shore, J. — Birds (2004): avian remedy themes; clinical/proving material and differential notes for swan remedies.
Sankaran, R. — The Sensation in Homeopathy (2004): kingdom-level analysis; bird family sensation, modalities, and space/air motifs.
Sankaran, R. — The Schema (2005): condensed kingdom/miasm map applied to avian remedies.
Scholten, J. — (Avian/Animal Kingdom writings, 2018–2022): structural analysis of animal/bird signatures; posture/flight axes; clinical insights.
Bailey, P. M. — Homeopathic Psychology (1995): personality portraits; applications to bonding/grief and performance themes.
Morrison, R. — Desktop Companion to Physical Pathology (1998): practical notes on voice/respiratory/cardiac anxiety and performance states.
Morrison, R. — Desktop Guide to Keynotes and Confirmatory Symptoms (1993): anxiety/anticipation and open-air modalities (comparative use).
Vithoulkas, G. — The Science of Homeopathy (1980): general methodology for matching constitutional themes and modalities.
Tyler, M. L. — Homoeopathic Drug Pictures (1942): stylistic and comparative approach to constitutional portraiture (applied analogically).
Boger, C. M. — General Analysis / Synoptic Key (1915): rubric logic and generalities framework for mapping avian remedy modalities.