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The articles in this volume of the International Zoo Yearbook highlight the contributions that professional zoological institutions have made to the care and welfare of elephants over the last 20 years, and describe the threats faced by these iconic animals in their natural habitats. Zoos work to protect wild elephants using a variety of methods, such as carrying out direct research with ex situ populations,...
We observed a group of three young female Somali wild asses to develop an ethogram of social behavior in the first phase of a longer term study of social, sexual, and maternal/infant behavior. The most unexpected finding was the frequency and extent of aggressive interactions, which included Charge, Drive, Neck Wrestle, Head Butt, and Body Slam, behaviors previously reported only for males of other...
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