How a sanctuary outside LA has cared for rare, endangered gibbons for a half-century

In between morning feedings, the gibbons begin to sing — loudly. Ranging from the sound of emergency sirens and birds ...

How a sanctuary in US has cared for rare, endangered gibbons for a half-century

Los Angeles (US), Aug 23 (AP) In between morning feedings, the gibbons begin to sing — loudly.Ranging from the sound of emergency sirens and birds screeching to low grunts and guttural hoots, their ...