Mountain lion spotted near Vacaville homes

The City of Vacaville is on high alert after a mountain lion was seen prowling near homes downtown, city officials said. 

'Bizarre-looking' creature getting a helping hand from North Carolina conservationists

The hellbender is a large, aquatic salamander that favors clean, cool water, and spends most of the time under rocks. The U.S. Fish and Wildlife Service estimates that the population has dropped significantly since the 1970s.

Livermore residents battle vole infestation

A Livermore community has a bumper crop of furry critters called voles, which are rodents related to hamsters and lemmings.

'Doomsday fish' found dead in California days before earthquake struck Los Angeles

"Doomsday fish," or oarfish, are believed by some to foreshadow natural disasters. Kayakers found a dead one off the California coast days before an earthquake hit LA.

Mysterious bug bites could be from mites feeding on cicada eggs

With so many cicada eggs available for food, the more mites there are to feast, disperse and then land on humans to bite.

Hayward man, company allegedly exported tropical fish to Hong Kong

A Hayward man and his company are accused of illegally exporting fish from the U.S. to Hong Kong, according to federal officials.

Wild boars invade North Bay school campus

Schools often combat budget and educational issues, but one school in the North Bay is dealing with a late-night invasion from wildlife.

Kayakers' shark encounter at Half Moon Bay caught on video

An Oakland man had a close encounter with a shark while kayak fishing in Half Moon Bay. Ian Walters said it happened last week while he and a friend were fishing for halibut and link cod. He shared with KTVU video he shot of the encounter.

Teenager going for a quick swim severely injured in shark attack

A 15-year-old girl from Aspen, Colorado, was severely injured in a shark attack while scuba diving in Belize this week, according to reports and a fundraising page set up for the teen.

'Double Arch' at Glen Canyon National Recreation Area has collapsed: National Park Service

The Double Arch, per park officials, was a frequently visited geological feature, and it collapsed on Aug. 8. Changing water levels and erosion are believed to have contributed to the collapse.

Calgary Zoo polar bear drowns after rough play incident

A necropsy has confirmed that a polar bear at the Calgary Zoo died after rough playing with another polar bear.

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.