樱桃视频

October 20, 2015

400-Million-year-old 'spiny shark' fossil found

The fossilized remains of a 408-million-year-old fish species have been found in Spain, a study reports.

October 20, 2015

Shark skin-like surfaces may ward off hospital superbugs

A material that mimics shark skin, covered with tiny ridges and groves, may help reduce the spread of bacteria in hospitals, a new study suggests

October 20, 2015

Modern sharks are sleeker, faster than their ancestors, fossil find suggests

Sharks turn out to be more modern and sleek than anyone had ever imagined, given a new study that negates a prior theory that today鈥檚 sharks are 鈥渓iving fossils,鈥� changing little over time.

October 20, 2015

Shark-tooth weapons reveal lost species

A collection of vicious weapons made of shark teeth reveals that two species of sharks vanished from the reefs of Kiribati before scientists even noticed the species were there.

October 20, 2015

Family saves three baby sharks through C-section

Performing an emergency C-section on a shark may not be part of a typical beach outing, but for one family that is exactly what happened.聽

October 20, 2015

Shark attack: Great white attacks fellow shark

When Adam Malski, 33, first set out on a shark-diving expedition near the Neptune Islands, 50 miles at sea off the South Australian coast, he did not expect to witness an epic shark-on-shark duel. While riding on the back of the boat, he captured footage of a large great white shark attacking a significantly smaller white shark.

October 20, 2015

It's a shark eat shark world, photo reveals

Here鈥檚 an oceanic enigma: What鈥檚 the word for a bait fish stuffed inside a dogfish shark, stuffed inside a sand tiger shark (Carcharias taurus)?

February 5, 2015

14 of the world's deadliest animals

You don't want to cross paths with these creatures. Here are some of the world's deadliest animals.

January 13, 2015

Teeth of terror: Nature's not-so pearly whites

Take a peek at your peril. Animals show off their best "smile."