Mating season for crabs - hundreds and hundreds of them were trying to cross the street at night to get to the ocean; many did not make it. Manuel Antonio, Costa Rica

Crab on the run Manuel Antonio, Costa Rica

Extreme camouflage - a tree frog right at the entrance of Manuel Antonio National Park, Costa Rica

Tree frog Manuel Antonio National Park, Costa Rica

This fur ball is a two-toed sloth. Unlike the ones we've seen before, the 2-toed sloth is nocturnal and needs to sleep during the day. Manuel Antonio National Park, Costa Rica

Pale Tree Frog Manuel Antonio National Park, Costa Rica

Pale Tree Frog Manuel Antonio National Park, Costa Rica

Pale Tree Frog Manuel Antonio National Park, Costa Rica

Pale Tree Frog Manuel Antonio National Park, Costa Rica

How to find a tree frog? - Just look. Manuel Antonio National Park, Costa Rica

Green Lizard on a Palm Leaf Manuel Antonio National Park, Costa Rica

Green Lizard on a green Palm Leaf in the green Jungle Manuel Antonio National Park, Costa Rica

No, I'm not Kermit. But I'm Ba-eautiful! Green Lizard on a Palm Leaf Manuel Antonio National Park, Costa Rica

And another tiny little tree frog under a banana leaf Manuel Antonio National Park, Costa Rica

Same frog, same leaf Manuel Antonio National Park, Costa Rica

... and one more time Manuel Antonio National Park, Costa Rica

White-headed Capuchin Monkey (Cebus capucinus) Manuel Antonio National Park, Costa Rica

White-headed Capuchin Monkey (Cebus capucinus) Manuel Antonio National Park, Costa Rica

White-headed Capuchin Monkey (Cebus capucinus) Manuel Antonio National Park, Costa Rica

White-headed Capuchin Monkey (Cebus capucinus) Manuel Antonio National Park, Costa Rica

Another 2-toed sloth sleeping high up in a tree Manuel Antonio National Park, Costa Rica

Tree frog rolled into a leaf Manuel Antonio National Park, Costa Rica

Collared Aracari (Pteroglossus torquatus) toucans in fornt of their nest Manuel Antonio National Park, Costa Rica