Emily Deschanel and Darcy Halsey at the Celebrity Save The Seal Day: Press Conference Hosted by Celebrities Against The Seal Hunt on March 28, 2007. (Footage by WireImage Video/Getty Images)

The Week in Pictures on February 20, 2011 in London, England (Footage by Getty Images)

Tadpoles on white background, little tadpoles of toad with posterior legs ready to walk!!

Cleanup of Gulf oil spill continues in Barataria Bay / cleanup crews vacuuming up the oil / worker holding small crab in hand, oil on hand / interior of vacuum barrel, covered in oil / bird walking along oil-soaked reeds on shore / oil...

HD720p: SLOW-MOTION shot of dolphins swimming in the ocean. Boat point of view.

Swans battling to survive being frozen into a river in the west country were saved by an animal rescue centre. Secret World British wildlife rescue centre became a haven for swans affected by severe winter weather. During the coldest...

EXCLUSIVE DOMINICA, CARIBBEAN SEA: Whale whisperer Andrew Armour has formed special bond with a colossal sperm whale - allowing him to get up close and personal with a true giant of the sea. Taken in Dominica, Caribbean, the incredible...

Grey Heron fishing and eating a long fish in the shore. some ducks in first plane swimming.

Week in Pictures on May 13, 2011 in London, England (Footage by Getty Images)

European newt in a pond strarts to run because something distubs him.

HD720p: SLOW-MOTION shot of dolphins swimming in the ocean.

HD720p: SLOW-MOTION shot of dolphins swimming in the ocean.

HD1080p: Two dolphins swimming in the ocean. Boat point of view.

HD1080p: Two dolphins swimming under a boat while sailing in Adriatic Sea.

HD1080p: Two dolphins swimming in the ocean. Boat point of view.

MS Some yellow fish are swiming in some branching coral / Honolulu, Hawaii, United States

Ostracods from Kenchester pools, UK

High speed Goldfish (Carassius auratus), swimming. White background 500fps

Girl and dolphin

MS Colorful fish in pond/xian,shaanxi,China

Spider crab in an aquarium

Ray (order Rajiformes) swimming over Kelp (order Laminariales) forest, New zealand, Poor Knights, New Zealand

Inflated juvenile porcupine fish (family Diodontidae) swimming, Kungkungan Bay Resort, Lembeh Strait, Sulawesi, Indonesia

Hermit crabs (superfamily Paguroidea) walking across sand, Kungkungan Bay Resort, Lembeh Strait, Sulawesi, Indonesia