A girl flashes a victory sign as she poses near a helicopter that belongs to forces loyal to Syria's President Bashar Al-Assad after it crashed in Jabal al-Zawiya in the southern countryside of Idlib March 22, 2015. The Syrian military helicopter crashed in northwestern Syria on Sunday and at least four of its crew were captured by rebels, according to a monitoring group. (Photo by Abed Kontar/Reuters)

California-based photographer Seth Casteel made his name taking photographs of dogs underwater, but before that, he was snapping cats on land. In fact, they were his first animal subjects. Casteel’s new book, Pounce – a follow-up to his bestselling Underwater Dogs and Underwater Puppies – features more than 80 photographs of playful cats doing what they do best. Here: Fuzzbucket. (Photo by Seth Casteel/Hachette Australia)