African elephant status report 2007: An update from the African elephant database. Occasional paper series of the IUCN Species Survival Commission, No. 33.
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Behaviour of free-range laying hens in distinct outdoor environments
The outdoor range in free-range, egg-production systems contains features that aim to promote the performance of natural behaviours. It is unclear what features of the range laying hens prefer and how these influence hen behaviour. We hypothesised that hens would demonstrate a preference for features of the environment in which their ancestor evolved, such as […]