John Chan / Crenulated fiddler crab (Uca crenulata) waving its major claw at another crab, part of a courtship display, Southern California, USA, June.
01609352
Andy Rouse / Stonechat, (Saxicola rubicola) male shaking head, blurred motion. UK
01626498
Morley Read / Leaf frog (Agalychnis hulli) blinking its eyes and turning around, Orellana Province, Ecuador. (non-ex)
01611845
Suzi Eszterhas / Giant panda (Ailuropoda melanoleuca) sitting with Bamboo in background. Shenshuping Panda Base, Wolong Nature Reserve, Wenchuan, Sichuan Province, China. Captive.
01597416
Eric Baccega / Giant panda cub (Ailuropoda melanoleuca) portrait Yuan Meng, first giant panda ever born in France, age 10 months. Captive at Beauval Zoo, Saint Aignan sur Cher, France
01446163
Ingo Arndt / Red-eyed tree frog (Agalychnis callidryas) eye closed with semi-transparent eyelid that allows it to see its surroundings even while resting, Costa Rica.
01528637
Edwin Giesbers / Western lowland gorilla (Gorilla gorilla gorilla) twin babies age 45 days resting on mother's chest, one suckling. captive, occurs in Central Africa. Critically endangered.