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Olby, Sara
Animals in zoos live in more barren environments than their conspecifics in nature. In nature, elephants spend more than 75 % of the day foraging and have been observed lying down two hours during night. Stereotypies are common in many different spec
Externí odkaz:
http://urn.kb.se/resolve?urn=urn:nbn:se:liu:diva-69572
