National Geographic's annual Pictures of the Year issue features stunning wildlife photos highlighting endangered species and ...

A snorkeler was posing for pictures underwater during an outing in the Philippines when a whale shark snuck up behind her and gave her a nudge Whale sharks are not known to be aggressive towards ...

She watched as an orca held a sunfish by the tail while another orca swam toward the enormous fish and pummeled into it so fast that it smashed into smithereens. The impact was so violent that a ...

A snorkeler was in for a major surprise when a whale shark suddenly appeared behind her during a swim. Maurene Calago was posing for pictures underwater during an outing in the Philippines on Jan. 15 ...