Scientists discover 180,000 giant tortoises on one Seychelles island

Free-roaming Aldabra population far exceeds human population of Seychelles after decades-long recovery programme

A survey of the world's largest free-roaming giant tortoise population has discovered that the once endangered species is thriving.

A population of Aldabra giant tortoises lives on an island in Seychelles called Aldabra Atoll.