{"topic_id":"evidence_exotic_avian_nutrition","category":"evidence","context":"---\ntopic_id: evidence_exotic_avian_nutrition\ncategory: evidence\ntitle: \"Evidence cluster — nutrition / feeding of companion birds (psittacine & pet bird) (peer-reviewed, Europe PMC)\"\nlang: en\nsource: \"Europe PMC (Europe PubMed Central) REST search, first-hand peer-reviewed abstracts, pulled 2026-07-22\"\nsource_file: pdf-raw/evidence/europepmc_exotic_avian_nutrition_2026-07-22.txt\ndate_parsed: 2026-07-22\ntokens_estimated: 392\nverification:\n  method: paraphrase\n  claims: 30\n  passed: 30\n  date: 2026-07-22\nsource_document: \"Veterinary / medical evidence (guideline or study) — PMID 41745979\"\ncitation:\n  authority: \"Europe PMC\"\n  title: \"Evidence cluster — nutrition / feeding of companion birds (psittacine & pet bird) (peer-reviewed, Europe PMC)\"\n  url: \"https://pubmed.ncbi.nlm.nih.gov/41745979/\"\n  retrieved: \"2026-07-22\"\n  ref: \"PMID 41745979\"\n  doc_type: \"official PDF\"\n  needs_review: false\ncopyright_note: \"Mixed licensing per COPYRIGHT_POLICY §3: Open Access (CC BY) studies retained verbatim with attribution; non-Open-Access studies paraphrased as derived fact summaries (numbers and proper nouns preserved, sentences rewritten).\"\nlicense: mixed\nauthority_tier: T2\nauthority_tier_basis: \"T2:oa-repo\"\nauthority_tier_date: 2026-08-04\n---\n\n# Evidence: nutrition / feeding of companion birds (psittacine & pet bird)\n\nSource: Europe PMC (Europe PubMed Central) REST search — first-hand peer-reviewed abstract records, pulled 2026-07-22. Query: `(parrot OR psittacine OR \"pet bird\") AND (diet OR feeding OR nutrition)`. The cluster returns **3670** records in Europe PMC; 6 representative studies are extracted below. Abstract text is verbatim from source; each study is traceable by PMID.\n\n## Studies\n- **PMID 41745979 (2026, Veterinary sciences)** — Characterization and Comparative Analysis of Gut Microbiomes in Fourteen Parrot Species.. Although the gut microbiome constitutes a key component of vertebrate physiology, comparative baseline data for companion birds, particularly parrots, remain limited. *[CC BY — Open Access, verbatim with attribution.]*\n- **PMID 42339789 (2026, Journal of applied animal welfare science : JAAWS)** — *[Paraphrased derived summary — non-Open-Access source.]* A survey examined environmental-enrichment (EE) practices reported by guardians of companion parrots; parrots are popular pets yet few studies have examined how guardians provide birds with environmental enrichment. (Source excerpt truncated at abstract opening.)\n- **PMID 42296149 (2026, PloS one)** — Not an infection: Endogenous circoviral elements underlie BFDV detections in Old World vultures.. Circoviruses (family Circoviridae) are small, single-stranded DNA viruses known to infect a broad range of bird species. *[CC BY — Open Access, verbatim with attribution.]*\n- **PMID 42221949 (2026, Frontiers in veterinary science)** — Behavioral assessment of blue-fronted Amazon parrots (&lt;i&gt;Amazona aestiva&lt;/i&gt; Linnaeus, 1758) subjected to experimentally induced osteoarthritis and rescue analgesia with tramadol in a laboratory environment.. <h4>Introduction</h4>This study aimed to identify behavioral changes in three blue-fronted Amazon parrots (<i>Amazona aestiva</i>) subjected to experimental induction of osteoarthritis and subsequent tramadol rescue anal *[CC BY — Open Access, verbatim with attribution.]*\n- **PMID 41153875 (2025, Animals : an open access journal from MDPI)** — Psittacine Beak and Feather Disease: Global Spread, International Trade, and Conservation Challenges.. Psittacine Beak and Feather Disease (PBFD) is a highly contagious viral condition caused by <i>Circovirus parrot</i>-commonly known as Beak and Feather Disease Virus (BFDV)-a small, single-stranded DNA virus of the famil *[CC BY — Open Access, verbatim with attribution.]*\n- **PMID 42147779 (2026, Animal welfare (South Mimms, England))** — PsittaWel: A welfare assessment tool for companion parrots.. While parrots are popular companion animals, many experience significant welfare challenges, often resulting from not fulfilling their behavioural, environmental, and social needs. *[CC BY — Open Access, verbatim with attribution.]*\n\nSource text: `pdf-raw/evidence/europepmc_exotic_avian_nutrition_2026-07-22.txt` (Europe PMC first-hand abstracts, pulled 2026-07-22).\n\n## License & attribution\n\nMixed licensing per COPYRIGHT_POLICY §3: Open Access (CC BY / CC BY-NC /\nCC BY-NC-ND) studies are reproduced verbatim with attribution under their specific\nCC license; non-Open-Access studies are paraphrased as derived fact summaries\n(numbers and proper nouns preserved, sentences rewritten). Original records:\n- https://pubmed.ncbi.nlm.nih.gov/41153875/\n- https://pubmed.ncbi.nlm.nih.gov/41745979/\n- https://pubmed.ncbi.nlm.nih.gov/42147779/\n- https://pubmed.ncbi.nlm.nih.gov/42221949/\n- https://pubmed.ncbi.nlm.nih.gov/42296149/\n- https://pubmed.ncbi.nlm.nih.gov/42339789/\n","sources":["Europe PMC — Evidence cluster — nutrition / feeding of companion birds (psittacine & pet bird) (peer-reviewed, Europe PMC) (retrieved 2026-07-22)"],"source":{"authority":"Europe PMC","title":"Evidence cluster — nutrition / feeding of companion birds (psittacine & pet bird) (peer-reviewed, Europe PMC)","url":"https://pubmed.ncbi.nlm.nih.gov/41745979/","retrieved":"2026-07-22","ref":"PMID 41745979","doc_type":"official PDF","source_document":"Veterinary / medical evidence (guideline or study) — PMID 41745979","verification_file":"pdf-raw/evidence/europepmc_exotic_avian_nutrition_2026-07-22.txt"},"source_document":"Veterinary / medical evidence (guideline or study) — PMID 41745979","source_file":"pdf-raw/evidence/europepmc_exotic_avian_nutrition_2026-07-22.txt","trust":{"authority_tier":"T2","fidelity":"paraphrase","license":"mixed","display_grade":"B"},"tokens_estimated":392,"generated_at":null,"tip":"Use /api/v1/topics to discover more topics. /api/v1/nutrient for precise single-point queries. /api/v1/cross_compare for 2-3 standard comparisons."}