
One of Britain’s oldest chimpanzees has celebrated her 50th birthday.
Koko, who resides at Whipsnade Zoo in Dunstable, Bedfordshire, reached the milestone on Sunday, outliving a chimpanzee’s average life expectancy by more than 10 years.

One of Britain’s oldest chimpanzees has celebrated her 50th birthday.
Koko, who resides at Whipsnade Zoo in Dunstable, Bedfordshire, reached the milestone on Sunday, outliving a chimpanzee’s average life expectancy by more than 10 years.