Rare primate species needs habitat help to survive

The population of the critically endangered large primate known as the drill (Mandrillus leucophaeus) has been largely reduced to a few critical habitat areas in Cameroon, according to a recently published study by researchers ...

Mammals can 'choose' sex of offspring, study finds

A new study led by a researcher at the Stanford University School of Medicine shows that mammalian species can "choose" the sex of their offspring in order to beat the odds and produce extra grandchildren.

Panda preferences influence trees used for scent marking

As solitary animals, giant pandas have developed a number of ways to communicate those times when they are ready to come into close contact. One means of this communication occurs through scent marking. A recent study by ...

Diet may be affecting rhino reproduction

Southern white rhinoceros populations, once thriving in zoos, have been showing severely reduced reproductivity among the captive-born population. San Diego Zoo Global researchers have a possible lead into why the southern ...

California condor still threatened by human activities

A recently released scientific paper authored by San Diego Zoo Institute for Conservation Research scientists shows the leading causes of death of the endangered California condor in the wild are human influenced, with lead ...

Identifying sloth species at a genetic level

Identifying species, separating out closely related species and managing each type on its own, is an important part of any animal management system. Some species, like the two types of two-toed sloth, are so close in appearance ...

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