Two critically-endangered monkeys have been born at Chester Zoo. The Cheshire zoo said the twin cotton-top tamarin monkeys were born to parents Leo and Treat, following a five-month pregnancy.

An extremely rare cotton-top tamarin monkey has been born at Chester Zoo. The miniature species, weighing just 40g, is among the world's most endangered primates, with only about 2,000 left in the ...

A new science centre which will play a “significant role” in the conservation of the world’s most threatened species has opened at Chester Zoo. The new International Centre for Zoo Science ...