Elephants possess many unique qualities, including some that relate directly to their
reproductive biology. Thus, comparative studies on elephants provide valuable information …

The ability to track gonadal function is facilitated by the use of endocrine and ultrasound
techniques, both of which are important tools for optimizing reproduction and ensuring …

Recently, we demonstrated the relationship between anti-Müllerian hormone (AMH)
circulating concentrations, ovarian follicles, and embryo production in cattle. However, they …

Ensuring good health and welfare is an increasingly important consideration for
conservation of endangered species and includes breeding of individuals managed under …

Refinement techniques are being increasingly employed in all fields of animal research to
try to ensure that the highest standards of welfare are upheld. This review concerns one of …

Hormone monitoring is a well established tool for evaluating endocrine activity of wildlife,
and has substantially enhanced captive management and propagation of a number of …

The Yamal mammoth calf “Lyuba” and the Oimyakon mammoth calf are two recently
collected, mummified woolly mammoth calves both dating to around 41 ka. They offer …

The ability to serially collect blood samples and conduct ultrasound examinations in Asian
and African elephants has provided unique opportunities to study the biology of these …

Contents Over the last few decades, rhinoceroses and elephants became important icons in
the saga of wildlife conservation. Recent surveys estimate the wild Asian (Elephas maximus) …

The development of indices to assist in the management of captive animals and assess their
well-being is a key priority for those responsible for providing care to animals in captivity …