Puzzle feeder for orang utans /

Bibliographic Details
Main Author:	Seymour, Sarah
Other Authors:	Shepherdson, David
Format:	Book
Language:	English
Published:	Potters Bar [England] : Universities Federation for Animal Welfare, [1991]
Series:	Environmental enrichment report ; no. 3.
Subjects:	Bornean orangutan > Feeding and feeds. Orangutans > Behavior. Hominidae. Animal Welfare.

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