{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.chicken","code":"thing-q780","url":"https://ver.cy/models/thing/q780/","name":"chicken","alternateNames":["capon","rooster","chick","Country Chicken","broiler","Nixi chicken","Lohmann Brown","sussex","orpington","Malay","Wyandotte","Sebright"],"kind":"thing","status":"published","version":"0.2.0-wave.1","language":"en","classifiers":{"family":"Thing Registry","category":"Physical world and living systems","entryKind":"thing","plane":"PHY","domain":["PHY.LIV"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"The domestic chicken (Gallus gallus domesticus), a bird kept worldwide for meat and eggs, including hens, roosters, capons, broilers and many breeds.","purpose":"Let an agent handle chickens by breed, purpose, welfare, disease and food safety, and support small keepers with official guidance.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["Most numerous domestic bird","Layers and broilers are specialised","Avian influenza controls apply to keepers","Salmonella is a food safety concern"],"structure":{"bundles":[{"id":"flock","name":"Flock","description":"Breed and purpose.","layers":[{"id":"breed","name":"Breed","description":"Type.","findings":[{"id":"breed-finding","name":"Breed","description":"Breed and purpose.","questions":[{"text":"Which breed, and kept for eggs, meat or both?","kind":"definition"},{"text":"How many birds?","kind":"measurement"}]}]},{"id":"registration","name":"Registration","description":"Keepers.","findings":[{"id":"registration-finding","name":"Registration","description":"Registration duty.","questions":[{"text":"Must this flock be registered?","kind":"boundary"},{"text":"With which authority?","kind":"provenance"}]}]}]},{"id":"health","name":"Health","description":"Disease.","layers":[{"id":"biosecurity","name":"Biosecurity","description":"Prevention.","findings":[{"id":"biosecurity-finding","name":"Biosecurity","description":"Biosecurity measures.","questions":[{"text":"Which biosecurity measures apply now?","kind":"action"},{"text":"Is there a housing order for avian influenza?","kind":"boundary"}]}]},{"id":"signs","name":"Signs","description":"Illness.","findings":[{"id":"signs-finding","name":"Signs","description":"Signs of illness.","questions":[{"text":"Which signs mean a vet or authority should be called?","kind":"action"},{"text":"Which diseases are notifiable?","kind":"boundary"}]}]}]},{"id":"welfare","name":"Welfare","description":"Housing and care.","layers":[{"id":"system","name":"System","description":"Cage, barn, free-range.","findings":[{"id":"system-finding","name":"System","description":"Housing system.","questions":[{"text":"Which housing system is used?","kind":"definition"},{"text":"What welfare standards apply?","kind":"provenance"}]}]},{"id":"predators","name":"Predators","description":"Protection.","findings":[{"id":"predators-finding","name":"Predators","description":"Predator protection.","questions":[{"text":"How are birds protected from predators?","kind":"action"},{"text":"Is the run secure?","kind":"boundary"}]}]}]},{"id":"food","name":"Food","description":"Eggs and meat safety.","layers":[{"id":"eggs","name":"Eggs","description":"Handling and labels.","findings":[{"id":"eggs-finding","name":"Eggs","description":"Egg handling.","questions":[{"text":"How should eggs be stored and cooked safely?","kind":"action"},{"text":"What does the egg code mean?","kind":"definition"}]}]},{"id":"meat","name":"Meat","description":"Cooking.","findings":[{"id":"meat-finding","name":"Meat safety","description":"Meat handling.","questions":[{"text":"To what temperature should chicken be cooked?","kind":"action"},{"text":"How is cross-contamination avoided?","kind":"action"}]}]}]}]},"agentConduct":{"may":["Monitor feed, water, temperature and health in a flock for its keeper.","Collect and grade eggs following hygiene rules."],"mustNot":["Keep or handle chickens in ways that cause avoidable suffering.","Give antibiotics or other medicines without veterinary instruction.","Hide signs of avian influenza or other notifiable disease from the authorities.","Misrepresent eggs or meat as free-range or organic when they are not."],"requiresHuman":["Culling birds, including in a disease outbreak."]},"ethics":{"considerations":["Billions of chickens live in intensive systems where welfare is often poor.","Bird flu and salmonella spread between birds and people."],"affectedParties":["The birds","Poultry keepers and workers","Consumers"]},"owners":{"steward":"The keeper of the flock; veterinary authorities oversee notifiable diseases.","roles":[],"masterSystems":["Poultry holding registers"]},"relations":[{"target":"Q178559","type":"parent","note":"registry parent class"},{"target":"Q1797813","type":"parent","note":"registry parent class"},{"target":"bird","type":"related","note":"poultry"},{"target":"egg and meat","type":"related","note":"food"},{"target":"avian influenza and salmonella","type":"related","note":"diseases"},{"target":"agriculture","type":"related","note":"farming"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.chicken","Wikidata: Q780 (https://www.wikidata.org/wiki/Q780)","flock registration: country-specific registration of keepers"]},"properties":{"applicability":"required","items":["hen mass: 1.5-4 kg - breed-dependent","eggs per year: 150-320 eggs - laying hybrids at the top"]},"recognition":{"applicability":"required","items":["Comb, wattles and feather patterns","Leg rings or flock records","Breeds and hybrids such as broilers","A ground bird with a comb and wattles, in many colours and sizes; roosters are larger with long tail feathers."]},"capabilities":{"applicability":"required","items":["keep and breed them","collect eggs and raise broilers","register flocks, where required","protect them from disease and predators"]},"hazards":{"applicability":"required","items":["Avian influenza","Salmonella and Campylobacter","Welfare problems in intensive systems","Predator attacks"]},"interfaces":{"applicability":"required","items":["EU Directive 1999/74/EC on laying hens","EU Directive 2007/43/EC on broilers","Avian influenza control rules","Egg marketing and labelling rules"]},"context":{"applicability":"required","items":["Eggs, meat and companionship.","laying hens","broilers","dual-purpose and heritage breeds","bantams","roosters and capons"]}},"sources":[{"title":"Wikidata item Q780: chicken","url":"https://www.wikidata.org/wiki/Q780","note":"identity and sense of the item"},{"title":"Wikipedia: Chicken","url":"https://en.wikipedia.org/wiki/Chicken","note":"general description of the item"}],"openQuestions":["Should breeds be separate entries?","How should welfare systems (cage, barn, free-range) be linked?","How should small keeper obligations be represented?"],"resources":{"spec":"/models/things/publications/thing-q780/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q780/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-09-11T05:54:40Z","builder":"tools/build_cards.py@1.0.0"},"completeness":{"sections":{"classifiers":"filled","whatItIs":"filled","purpose":"filled","distinguishingFeatures":"filled","structure":"filled","agentConduct":"filled","ethics":"filled","owners":"filled","relations":"filled","interaction.identity":"filled","interaction.properties":"filled","interaction.recognition":"filled","interaction.capabilities":"filled","interaction.hazards":"filled","interaction.interfaces":"filled","interaction.context":"filled","sources":"filled"},"notes":{"_gate":"Published through the thing publication gate 1.0 on 2026-10-06T19:52:02+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass"},"score":1.0}}