This Month in Photo of the Day: Animal Pictures

Barely eight inches long—a bite-size snack for any keen-eyed jabiru stork that happens along—these two-week-old caimans float among water grasses on hot afternoons. If trouble arises, they issue a distress call and nearby adults rush to their side.

See more pictures from the July 2013 feature story "The Comeback Croc."

Watch a video of swimming with caimans »
See pictures of and learn more about freshwater environments »