Results 41 to 50 of about 7,593 (253)
Animal Behavior and Cognition, 2020 The effects of Abstract – Visitors in a zoo environment have the potential to impact the animals that they are viewing in a variety of ways. Recently, there have been suggestions that free-range enclosures, where visitors can walk directly through an ...
M. Blanchett, E. Finegan, J. Atkinson
semanticscholar +1 more source
Poultry Science, 2023 : The present study tested the hypothesis that increased availability of perches could favor the adaptation and navigation ability of pullets of different genotypes at housing in a new aviary system for the laying phase.
C. Ciarelli +5 more
doaj +1 more source
Housing and Management Practices on 33 Pullet Farms in Canada
Animals, 2019 Although Canada is one of the first to provide guidelines on pullet rearing in a new Code of Practice which came into effect in March 2017, little information is available about the housing and management of pullets on Canadian farms.
Nienke van Staaveren +5 more
doaj +1 more source
Broiler recycled litter treatments against Clostridium perfringens and enterobacteria in conventional and dark house systems [PDF]
Pesquisa Agropecuária Brasileira: The objective of this work was to evaluate the effectiveness of quicklime and shallow fermentation applications on the reduction of Clostridium perfringens and enterobacteria in recycled poultry litter, in dark house and conventional systems.
João Paulo Benedet +5 more
doaj +2 more sources
Opinion of Belgian Egg Farmers on Hen Welfare and Its Relationship with Housing Type
Animals, 2015 As of 2012, the EU has banned the use of conventional cages (CC) for laying hens, causing a shift in housing systems. This study’s aim was to gain insight into farmers’ opinions on hen health and welfare in their current housing systems.
Lisanne M. Stadig +6 more
doaj +1 more source
Parasites & Vectors, 2021 Background Poultry red mite (PRM) (Dermanyssus gallinae) infestations are a cause of anaemia, impaired productivity and stress-related behaviours linked to reduced hen welfare.
Ivo Petersen +6 more
doaj +1 more source
Poultry Science, 2019 The aim of this study was to investigate the effect of keel bone fracture (KBF) severity and healing activity on individual productivity of laying hens. Focal hens (75 Lohmann Selected Leghorn (LSL), 75 Lohmann Brown (LB)) were housed alongside non‐focal
C. Rufener +3 more
semanticscholar +1 more source
Biological Reviews, EarlyView.ABSTRACT Tool use research has long made the distinction between tool using that is considered learned and flexible, and that which appears to be instinctive and stereotyped. However, animals with an inherited tool use specialisation can exhibit flexibility, while tool use that is spontaneously innovated can be limited in its expression and facilitated
Jennifer A. D. Colbourne +1 more
wiley +1 more source
Genetic parameter estimates for the use of an aviary with winter garden by laying hens
Poultry Science: The behavioral activity of laying hens in an aviary is indicative of their welfare and health. Furthermore, hens’ usage of the different locations within an aviary has been shown to influence laying performance and egg quality.
Bayode O. Makanjuola +3 more
doaj +1 more source
Using programmable infusion pump in avian species – a validation methodology in geese
Wildlife Biology, EarlyView.Wildlife face anthropogenic and natural stressors that affect their physiology and behaviour. The activity of the hypothalamic–pituitary–adrenal axis and glucocorticoid (GC) production is intrinsically linked with energy regulation and environmental stressors.
Myriam Trottier‐Paquet +5 more
wiley +1 more source