A greater kestrel (Falco rupicoloides ssp.) at the International Bird of Prey Centre in England.

Featured species: A greater kestrel (Falco rupicoloides ssp.) named Chase at the International Bird of Prey Centre in England. To license this video, click here: Find out why this video has no sound: The National Geographic Photo Ark, led by photographer Joel Sartore, is a multiyear effort to document every species living in zoos and wildlife sanctuaries, inspire action through education, and help save wildlife by supporting on-the-ground conservation efforts. Explore the thousands of photos and videos in the Ark to find out more about wildlife around the world and the threats they face in the wild: Instagram: @joelsartore Facebook: @sartorephoto Website: