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Beak trimming in japanese quails at initial phase is an alternative to reduce the negative effects of feather pecking
(2022-01-01)
Regarding the lack of standardized methods for beak trimming to reduce feather pecking in Japanese quail, the present study aimed to compare two ages and 3 methods of beak trimming, evaluating the performance, egg quality ...
Strategic egg destruction by brood-parasitic cowbirds?
(Elsevier, 2014-06)
Obligate avian brood parasites do not provide direct care to their young but can indirectly increase their offspring's success in host nests. One way in which parasitic cowbirds (Molothrus sp.) could achieve this is through ...
Do shiny cowbird females adjust egg pecking behavior according to the level of competition their chicks face in host nests?
(Elsevier Science, 2012-02)
Interspecific brood parasites, like the shiny cowbird (Molothrus bonariensis), lay eggs in nests of other species. Shiny cowbird females peck and puncture eggs when they parasitize host nests. This behavior increases the ...
Egg pecking and puncturing behaviors in shiny and screaming cowbirds: effects of eggshell strength and degree of clutch completion
(Springer, 2017-04)
Abstract: Shiny cowbirds (Molothrus bonariensis) are generalist brood parasites that use hosts varying in body and egg size. On the contrary, screaming cowbirds (M. rufoaxillaris), which are larger than shiny cowbirds, are ...
Effects of different types of dark brooders on injurious pecking damage and production related traits at rear and lay in layers
(Poultry Science Assoc Inc, 2017-10-10)
Injurious pecking (IP) remains one of the major welfare challenges in housing of laying hens worldwide due to the negative consequences it inflicts on animal welfare and economy. One potential solution to reduce IP is the ...
Gallinas Sex Link Negro y Rhode Island Red con acceso a pastoreo: Productividad y comportamiento
(2021-05-01)
Introducción. Conocer los indicadores productivos y de comportamiento de las aves permite optimizar el sistema en pastoreo. Objetivo. Describir rendimientos, manejo de las pasturas y comportamiento de gallinas Rhode Island ...
Parasitic Behaviour of Interspecific Brood Parasitic Females
(Springer Nature Switzerland AG, 2018)
Interspecific avian brood parasites have to solve unique problems associated with their reproductive habit: they need to recognize potential hosts, search for and locate their nests, monitor nests progress and return to ...
Debicagem em codornas japonesas
(Universidade Estadual Paulista (Unesp), 2018-01-19)
O estudo teve por objetivo comparar as idades e os níveis de debicagem por lâmina quente, em codornas japonesas, avaliando os resultados de desempenho durante as fases de crescimento e produção de ovos bem como sua qualidade. ...