Efficacy of foraging enrichments to increase foraging time in Grey parrots (Psittacus erithacus erithacus)

A farewell to Bonferroni: the problems of low statistical power and publication bias

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Public Health, Behavioral Sciences, Biostatistics +16

Environmental enrichment: Increasing the biological relevance of captive environments

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Life Sciences, Ecology, Zoology +16

The notion of ethological ‘need’, models of motivation and animal welfare

B. O. Hughes, I.J.H. Duncan · Animal Behaviour · 1988 · 509 citations

Agriculture, Animal Sciences, Psychology +13

Scientific approaches to enrichment and stereotypies in zoo animals: what's been done and where should we go next?

Ronald R. Swaisgood, David Shepherdson · Zoo Biology · 2005 · 341 citations

Agriculture, Animal Sciences, Zoology +13

The influence of food presentation on the behavior of small cats in confined environments

David Shepherdson, Kathy Carlstead, Jill D. Mellen et al. · Zoo Biology · 1993 · 323 citations

Life Sciences, Animal Sciences, Zoology +11