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  1. 1
    Libro
    The mangy parrot, abridged : the life and times of Periquillo Sarniento, written by himself for his children /
  2. 2
    por Morris, F. O.
    Publicado 1887
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    A Parrot Story
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    por Forouzan, Parnia, Cohen, Philip R
    Publicado 2021
    “…Parrot beak nail dystrophy is an excessive forward curvature of the nail plate that can affect both fingernails and toenails. …”
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    Parrot Beak Nail: Case Report and Review of Parrot Beak Nail Dystrophy
  4. 4
    “…In the current study, we examined for the first time, the potential for adult neurogenesis throughout the brain of the Congo African grey parrot (Psittacus erithacus) and Timneh grey parrot (Psittacus timneh) using immunohistochemistry for the endogenous markers proliferating cell nuclear antigen (PCNA), which labels proliferating cells, and doublecortin (DCX), which stains immature and migrating neurons. …”
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    Putative Adult Neurogenesis in Old World Parrots: The Congo African Grey Parrot (Psittacus erithacus) and Timneh Grey Parrot (Psittacus timneh)
  5. 5
    “…In the present study, natural infections by PaBV in South American parrots were investigated in two breeding facilities: commercial (A) and conservationist (B). …”
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    Parrot bornavirus in naturally infected Brazilian captive parrots: Challenges in viral spread control
  6. 6
    por Randal, Allison
    Publicado 2004
    Libro
    Perl 6 and Parrot essentials
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    Perl 6 and Parrot essentials
  8. 8
    “…For some individuals, particularly African grey parrots, the token apparently had an intrinsic value, which prevented them from choosing economically in some control conditions and which should be considered as potentially confounding by future token exchange studies.…”
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    Economic Decision-Making in Parrots
  9. 9
    “…We studied whether blue-throated macaws, a social macaw species, can remember their previous actions. The parrots were trained to repeat four previously learned actions upon command. …”
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    Memory for own actions in parrots
  10. 10
    “…Parrots are largely considered plant antagonists as they usually destroy the seeds they feed on. …”
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    Endangered plant-parrot mutualisms: seed tolerance to predation makes parrots pervasive dispersers of the Parana pine
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    Avian Malaria Deaths in Parrots, Europe
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    “…Here we investigate combinatory behaviors during unrewarded object manipulation in seven parrot species, including kea, African grey parrots and Goffin cockatoos, three species previously used as model species for technical problem solving. …”
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    Unrewarded Object Combinations in Captive Parrots
  13. 13
    “…Blue-headed macaws and African grey parrots showed no reaction to being rewarded unequally. …”
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    Parrots do not show inequity aversion
  14. 14
    “…The virus of psittacosis is present in the nasal secretions, feces, blood, spleen, and liver of an infected parrot. 2. Parrots are susceptible to intraoral, intranasal, or intramuscular inoculations of the virus. 3. …”
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    PSITTACOSIS : I. EXPERIMENTALLY INDUCED INFECTIONS IN PARROTS
  15. 15
    “…This study investigated the foods of wild parrots in the Peruvian Amazon and asked whether these foods contain dietary components that are limiting for generalist herbivores (protein, lipids, minerals) and in what quantity; whether parrots chose foods based on nutrient content; and whether parrots avoid plants that are chemically defended. …”
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    Parrots Eat Nutritious Foods despite Toxins
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    “…In addition to the prevailing view of parrots (Psittaciformes) as plant antagonists, we assessed whether they can act as plant mutualists in the dry tropical forest of the Bolivian inter‐Andean valleys, an ecosystem particularly poor in vertebrate frugivores other than parrots (nine species). …”
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    Parrots as key multilinkers in ecosystem structure and functioning
  17. 17
    “…BACKGROUND: Understanding the role of avian vocal communication in social organisation requires knowledge of the vocal repertoire used to convey information. Parrots use acoustic signals in a variety of social contexts, but no studies have evaluated cross-functional use of acoustic signals by parrots, or whether these conform to signal design rules for different behavioural contexts. …”
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    Contextual flexibility in the vocal repertoire of an Amazon parrot
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    “…Amazon parrots are long-lived birds with highly developed cognitive skills, including vocal learning. …”
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    Comparative mitogenomic analyses of Amazona parrots and Psittaciformes
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    “…We present the first review of delay of gratification as a measure of self‐control in nonhuman primates, corvids (crow family) and psittacines (parrot order): disparate groups that show comparable advanced cognitive abilities and similar socio‐ecological factors. …”
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    Self‐control in crows, parrots and nonhuman primates
  20. 20
    “…Dyslipidemias and lipid-accumulation disorders are common in captive parrots, in particular in Quaker parrots. Currently available diagnostic tests only measure a fraction of blood lipids and have overall problematic cross-species applicability. …”
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    The plasma lipidome of the Quaker parrot (Myiopsitta monachus)
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