Results 91 to 100 of about 3,855 (196)

Common cuckoo eggs are more resistant to puncture by the host

open access: yesInternational Journal for Parasitology: Parasites and Wildlife
The puncture resistance hypothesis suggests that thick-shelled eggs of parasitic birds can resist puncture-ejection by the host. However, few experiments have yet been conducted to test this hypothesis in terms of natural host behavior (e.g., pecking at ...
Hanlin Yan, Longwu Wang, Wei Liang
doaj   +1 more source

Colour Varieties of the Budgerigar (Melopsittacus undulatus)

open access: yesEmu - Austral Ornithology, 1925
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +2 more sources

Do domestic budgerigars perceive predation risk?

open access: yesAnimal Cognition
Predation risk may affect the foraging behavior of birds. However, there has been little research on the ability of domestic birds to perceive predation risk and thus adjust their feeding behavior.
Chang Wang   +6 more
doaj   +1 more source

Effects of individual and group factors on the social relationships of Budgerigars

open access: yesAvian Research
Social animals often form dynamic relationships with group members, which have been associated with increased social learning, survival and reproductive success.
Xueqi Zhao   +6 more
doaj   +1 more source

Ultraviolet vision, fluorescence and mate choice in a parrot, the budgerigar Melopsittacus undulatus (vol B268, pg 2273, 2001)

open access: yes, 2001
Ultraviolet vision, fluorescence and mate choice in a parrot, the budgerigar Melopsittacus undulatus (vol B268, pg 2273 ...
I Cuthill (13733293)   +2 more
core  

Salpingohysterectomy in a female budgericar (melopsittacus undulatus) due to oviduct impaction

open access: yes, 2008
Revista Lusófona de Ciência e Medicina VeterináriaFemale breeding tract disease is common in small psittacine clinical practice. The author makes a brief introduction to these issues, followed by a case report. In the latest, it is described the surgical
Reisinho, Ana
core   +1 more source

Mites associated with budgerigars Melopsittacus undulatus (Psittaciformes: Psittacidae) and the first report of Ornithonyssus bursa (Mesostigmata: Macronyssidae) in Mexico. [PDF]

open access: yesOpen Vet J, 2023
Garcia-Rejon JE   +7 more
europepmc   +1 more source

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