Photo of the day

Costa Rica: The colonies of Eciton burchelli, an army ant, range in size from 300,000 to 700,000. Swarms of E. burchelli can reach 15 yards wide. The swarm raid allows the ants to capture a wide variety of prey by swarming around the prey and closing in on all sides, so that they cannot escape. This image is from Move or Die.

Portugal: Landscape scorched by wildfire in Pedrógão Grande region, Portugal. This image is from Witness to Disaster.

Meerkat sentries stand guard over their home, prepared to take on any less-than-friendly neighbors. Sometimes they may run away, but on some occasions they will fight brutal battles. This image is from World's Deadliest Lion.

Cairo, Egypt: (Left to right) Albert Lin and Dr Meredith Brand inspect the Merneptah Stele at the Egyptian Museum, Cairo. This image is from Buried Secrets of The Bible with Albert Lin.

Peregrine falcons fly with speed and precision that makes taking a pigeon down mid-flight an easy task. They're used in some airports to prevent bird-plane collisions, increasing flight safety. This image is from World's Deadliest Lion.