Results 91 to 100 of about 4,598 (173)

Imprinting in an interspecific brood parasitic bird. [PDF]

open access: yesProc Biol Sci, 2023
Crudele I, Reboreda JC, Fiorini VD.
europepmc   +1 more source

Begging Behavior and Host Mimicry in Nestling Brood Parasites: Screaming Cowbirds (Molothrus rufoaxillaris) and Shiny Cowbirds (Molothrus bonariensis), Brood Parasites of Grayish Baywings (Agelaioides Badius)

open access: yes, 2022
Avian brood parasites beg more than host chicks, possibly to compensate for a deficit in provisioning if host parents feed unfamiliar chicks less than conspecific chicks, or as a result of decreased selection against selfishness due to their lack of ...
Sharp, Emily
core  

Vom brasilianischen Kuhvogel, Molothrus bonariensis, und seinen Wirten, besonders dem Ammerfinken, Zonotrichia capensis

open access: yes, 1958
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
Sick, Helmut,, Ottow, J
openaire   +2 more sources

Nuevos nidos de aves argentinas : Muscisaxicola rufivertex, Catamenia inornata, Sicalis olivascens y Carduelis crassirostris [PDF]

open access: yes, 1983
The nests of 4 species of andean birds are described for the frrst time: Muscisaxicola rufivertex (parasitized by Molothrus bonariensis, also a first record), Catamenia inornata. Sicalis olivascens and Ozrduelis crassirostris .
Narosky, Samuel, Salvador, Sergio A.
core  

Estudio de parasitismo de cría del Renegrido (Molothrus bonariensis) en Calandria (Mimus saturninus), en Villa María, Córdoba [PDF]

open access: yes, 1984
The host-parasite interactions between Chalk-browed Mockingbirds ( Mimus saturninus ) and Shiny Cowbirds ( Molothrus bonariensis ) were studied around Villa María, Córdoba, Argentina, between 1979 -1984.
Salvador, Sergio A.
core  

Registro de parasitismo de Coryphospingus pileatus por Molothrus bonariensis (Aves, Passeriformes) [PDF]

open access: yes
Molothrus bonariensis stands out as a generalist parasite with more than 200 recorded host birds. In the genus Coryphospingus, only C. cucullatus has been reported to be parasitized by shiny cowbird.
Soares dos Santos Sousa, Kléssia Denise   +2 more
core  

Preformative molt in brood parasitic screaming (Molothrus rufoaxillaris) and Shiny (M. bonariensis) Cowbirds

open access: yes, 2012
Molt and plumage cycles are poorly known in Neotropical birds in general and in South American brood parasitic cowbirds in particular. The Screaming Cowbird (Molothrus rufoaxillaris) is one of the more specialized brood parasites that use almost exclusively the Baywing (Agelaioides badius), while the Shiny Cowbird (M.
Ursino, Cynthia Alejandra   +2 more
openaire   +1 more source

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