King of the Serengeti, a noble lion resting, Tanzania
Wallace's flying tree frog (Rhacophorus nigropalmatus), Malaysia
Desert bighorn sheep (Ovis canadensis nelsoni) at Zion National Park, Utah, USA
Red-eyed Tree Frog (Agalychnis callidryas)
Two king penguins (Aptenodytes patagonicus) facing one another, St. Andrew's Bay, South Georgia
➤