National Geographic is known for its amazing wildlife photography. Last November they had a special on Leopard Seals and the pictures blew me away. Check these out:

Wow. Who knew Leopard Seals could be so fierce. Caption from the photo:

In a death shake, the large female shreds a penguin chick by whipping it from side to side. It took 1/2000 of a second to freeze the action; at the time all I saw was a splash and storm petrels and gulls gathering for scraps. This efficient killing machine prizes above all else penguin stomachs stuffed with krill.

Check out the rest of the gallery ->