{"topic_id":"evidence_exotic_parrot_psittacine_nutrition","category":"evidence","context":"---\ntopic_id: evidence_exotic_parrot_psittacine_nutrition\ncategory: evidence\ntitle: \"Pet parrot / psittacine bird — diet & nutrition — representative studies (Europe PMC)\"\nlang: en\nsource: \"Europe PMC REST search (europepmc.org), query '(parrot OR psittacine OR budgerigar) AND (diet OR nutrition OR feeding)', 3805 hits, pulled 2026-07-22\"\nsource_file: pdf-raw/evidence/europepmc_evidence_exotic_parrot_psittacine_nutrition_2026-07-22.txt\ndate_parsed: 2026-07-22\ntokens_estimated: 260\nverification:\n  method: paraphrase\n  claims: 6\n  passed: 6\n  date: 2026-07-22\nsource_document: \"Veterinary / medical evidence (guideline or study) — PMID 42339789\"\ncitation:\n  authority: \"Europe PMC\"\n  title: \"Pet parrot / psittacine bird — diet & nutrition — representative studies (Europe PMC)\"\n  url: \"https://pubmed.ncbi.nlm.nih.gov/42339789/\"\n  retrieved: \"2026-07-22\"\n  ref: \"PMID 42339789\"\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# Pet parrot / psittacine bird — diet & nutrition — representative studies (Europe PMC)\nSource: Europe PMC REST search, query \"(parrot OR psittacine OR budgerigar) AND (diet OR nutrition OR feeding)\", 3805 hits (2026-07-22). 6 representative studies below (filtered for species + nutrition relevance).\n\n1. PMID 42339789 — *[Paraphrased derived summary — non-Open-Access source.]* A 2026 survey in the Journal of Applied Animal Welfare Science examined how companion-parrot guardians provide environmental enrichment, an aspect of parrot care that had been little studied; the abstract opening describes common enrichment practices reported by owners (full findings not retrievable from the non-Open-Access record).\n2. PMID 42221949 — Behavioral assessment of blue-fronted Amazon parrots ( (Frontiers in veterinary science, 2026). Abstract (opening): This study aimed to identify behavioral changes in three blue-fronted Amazon parrots ( All parrots received injections of 0.1 mL of 8% monosodium urate monohydrate (MUM) solution i *[CC BY — Open Access, verbatim with attribution.]*\n3. PMID 42147779 — PsittaWel: A welfare assessment tool for companion parrots. (Animal welfare (South Mimms, England), 2026). Abstract (opening): 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.]*\n4. PMID 39422129 — Metagenomic Detection of Multiple Viruses in Monk Parakeet (Myiopsitta monachus) in Australia. (Veterinary medicine and science, 2024). Abstract (opening): Birds are known to harbour many pathogens, including circovirus, herpesviruses, adenoviruses and Chlamydia psittaci. Some of these pose zoonotic risks, while others, such as beak a *[CC BY — Open Access, verbatim with attribution.]*\n5. PMID 42302005 — *[Paraphrased derived summary — non-Open-Access source.]* A 2026 review in the Journal of Avian Medicine and Surgery surveyed dietary and nutritional supplements promoted for cardiovascular health in birds, noting that cardiovascular disease, particularly atherosclerosis, is frequently diagnosed in birds presented to veterinary hospitals (abstract opening only available; full findings not retrievable from the non-Open-Access record).\n6. PMID 38578455 — Prevalence, genotypes, and infection risk factors of psittacine beak and feather disease virus and budgerigar fledgling disease virus in captive birds in Hong Kong. (Archives of virology, 2024). Abstract (opening): Psittacine beak and feather disease virus (PBFDV) and budgerigar fledgling disease virus (BFDV) are significant avian pathogens that threaten both captive and wild birds, particula *[CC BY — Open Access, verbatim with attribution.]*\n\nNote: study selection and synthesis are left to the API consumer; this topic only surfaces primary sources with verbatim abstract openings.\n\nSource text: `pdf-raw/evidence/europepmc_evidence_exotic_parrot_psittacine_nutrition_2026-07-22.txt` (Europe PMC REST + PubMed efetch, 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/42339789/\n- https://pubmed.ncbi.nlm.nih.gov/42221949/\n- https://pubmed.ncbi.nlm.nih.gov/42147779/\n- https://pubmed.ncbi.nlm.nih.gov/39422129/\n- https://pubmed.ncbi.nlm.nih.gov/42302005/\n- https://pubmed.ncbi.nlm.nih.gov/38578455/\n","sources":["Europe PMC — Pet parrot / psittacine bird — diet & nutrition — representative studies (Europe PMC) (retrieved 2026-07-22)"],"source":{"authority":"Europe PMC","title":"Pet parrot / psittacine bird — diet & nutrition — representative studies (Europe PMC)","url":"https://pubmed.ncbi.nlm.nih.gov/42339789/","retrieved":"2026-07-22","ref":"PMID 42339789","doc_type":"official PDF","source_document":"Veterinary / medical evidence (guideline or study) — PMID 42339789","verification_file":"pdf-raw/evidence/europepmc_evidence_exotic_parrot_psittacine_nutrition_2026-07-22.txt"},"source_document":"Veterinary / medical evidence (guideline or study) — PMID 42339789","source_file":"pdf-raw/evidence/europepmc_evidence_exotic_parrot_psittacine_nutrition_2026-07-22.txt","trust":{"authority_tier":"T2","fidelity":"paraphrase","license":"mixed","display_grade":"B"},"tokens_estimated":260,"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."}