Surfer loses leg in fight with 10-foot great white shark

After the attack, Kai McKenzie managed to make it back to shore and his leg also washed ashore not long after.

Watch: Swarm of dragonflies invades Rhode Island beach, sends visitors fleeing

A relaxing day turned chaotic for beachgoers in Westerly, Rhode Island, as a massive swarm of dragonflies invaded Misquamicut State Beach on Saturday.

Watch: Mountain goat shows off dance moves on top of Subaru

A hiker in Colorado walked back to her car only to find two mountain goats having a party on the roof of her Subaru without her.

Sharks test positive for cocaine off Brazil's coast

Sharks have tested positive for cocaine off Brazil’s coast, according to a new scientific study.

Pig hearts and kidneys: Barns may be future of organ transplantation

Some of the world's cleanest pigs are being raised in the Virginia mountains to supply kidneys and hearts for animal-to-human organ transplants.

San Diego Zoo prepares to debut new giant pandas in August

Yun Chuan is known for his gentle demeanor, while Xin Bao is described as active, alert, witty, and an excellent climber.

Bald eagle attacks prompt warning from Alaska officials

A series of recent eagle attacks has left Alaskans confused as to why the majestic birds are going after people. 

Rare orange lobster almost cooked up at Red Lobster

The 1-in-30-million orange lobster was caught off the coast of Canada and "accidentally delivered" to a Red Lobster in Pueblo, Colorado.

Enormous spider startles golfer in Arizona

A golfer at Seven Canyons Golf Club in Sedona, Arizona, captured video of an unexpected guest on the golf course.

Rare spade-toothed whale may have washed ashore in New Zealand

Spade-toothed whales are the world’s rarest, with no live sightings ever recorded. No one knows how many there are, what they eat, or even where they live in the vast expanse of the southern Pacific Ocean.

12-year-old reels in record-breaking fish from northwestern Montana reservoir

The sucker fish family also ranks as the third-largest family of fish in Montana, with nine species. It is followed by the minnow and salmonid (trout) families.