A mountain lion was spotted late Friday in the backyard of a Belmont home on the 2300 block of Coronet Boulevard.
The number of monarch butterflies that showed up at their winter resting grounds in central Mexico decreased by about 26% this year, and four times as many trees were lost to illegal logging, drought and other causes, making 2020 a bad year for the butterflies.
John Stevenson says he was taking a break from skateboarding in Lafayette when a coyote came out of nowhere and bit him in the thigh. He shot video after the attack showing the animal calming trotting away afterward.
The same coyote bit four other people, attacking them without warning.
Contra Costa Animal Services said the latest incident happened on Friday near a Quik Stop in Lafayette.
The latest attack happened Friday in Lafayette. Henry Lee reports.
Scientists have cloned the first U.S. endangered species, a black-footed ferret duplicated from the genes of an animal that died over 30 years ago.
Shannon Stevens told The AP that she sat down on the toilet and felt something immediately bite her.
The San Jose Sharks are the only pro sports team currently not allowed to play at home.
The study found younger great white sharks that are between 5 and 9 feet long and traditionally concentrated in warm waters off northern Mexico and Southern California have moved north since 2014 as water temperatures have warmed.
Scientists in California have determined the likely causes of a mysterious cancer that has killed sea lions for years include elements introduced to the ocean by humans.
Scientists have been tracking this specific animal since the late 1990s but only now have determined the whale is completely unique and in a species of its own.
Yosemite National Park will remain closed through the weekend after high winds that battered much of California knocked down two giant sequoias and caused millions of dollars in damage.
Researchers say the population of gray whales off the West Coast of the United States has fallen by nearly one-quarter since 2016, resembling a similar die-off two decades ago.
With the crab season finally underway, we had hoped to see the first catches come back to port Wednesday afternoon. But we will have to wait a bit longer.
A sheriff’s deputy shot and killed a mountain lion that had been following a family on a bike trail in the foothills of the Sierra Nevada east of Placerville.
President Donald Trump has vetoed a bill that would have gradually ended the use of large-mesh drift gillnets used exclusively in federal waters off the coast of California.
A feisty young sea lion is back in the wild after five weeks of rehabilitation to treat a severe shark bite, domoic acid poisoning and malnutrition.
Bay Area veterinarians call a sea lion's recovery miraculous and inspiring after being treated for a severe shark bite and acid poisoning,
Authorities believe a coyote that bit an employee at a Lafayette grocery store on Tuesday is linked to two other attacks in the area.