Sloth Mama & Baby in Tortuguero National Park. "Suddenly the boat stops, reverses and heads straight for the forest to our left. As we get closer I spot a brown lump camouflaged by the brush right at eye level, but only when we’re within 20 yards do I realize it’s a three-toed sloth. We’re within 10 yards before we notice the furry lump on top of the sloth, and everyone lets out a collective gasp as we realize it’s a mother and baby..."
Green Sea Turtle Migration, Costa Rica. "Thousands of endangered green sea turtles enact an extraordinary annual migration ritual—by returning to the same remote stretch of Costa Rica's northeastern coast where they were born in order to lay eggs of their own. On the beaches of Tortuguero National Park, dozens of turtles haul themselves ashore each night to laboriously dig nests in the sand and deposit their precious eggs, before slipping exhausted back into the sea." Go in June/July