San Francisco Zoo CEO Tanya Peterson resists resignation calls amidst funding freeze and leadership controversy.

Unfortunately, the Giant anteater is Central America’s most endangered mammal species. There are currently fewer than 5,000 ...

A frozen zoo is an extensive collection of living cell lines preserved for valuable conservation, research, and future use.

A rare Przewalski’s horse foal named Marat is thriving at the Minnesota Zoo, thanks to an unusual surrogate. After falling ...

San Francisco-based Wildtype, a startup that is pioneering cell-grown salmon, cleared a U.S. Food and Drug Administration ...