Robert HardingWe love this arresting photo of a Grand Cayman blue iguana from the Sedgwick County Zoo in Kansas, US.
The photo was taken by Joel Sartore, an American photographer who is on a mission to document endangered species and landscapes. In the process of doing so, he has been chased by a wide variety of species including wolves, grizzlies, musk oxen, lions, elephants and polar bears.
Check out this great video showing an insight into Joel’s adventurous life: