The U.S. National Hurricane Center says Tropical Storm Jerry has strengthened in the Atlantic Ocean on a path toward the Caribbean.

The National Hurricane Center says Hurricane Kiko is now a Category 4 storm in the Pacific.

Efforts to restore the red-legged frog to Southern California, where it had all but disappeared, seemed doomed when the COVID-19 pandemic struck and restrictions were put in place at the U.S.-Mexico border.

The number of monarch butterflies spending the winter in the western United States dropped dramatically this year even as federal officials move to extend protections for the beloved pollinator.

The renowned, award-winning Los Tucanes de Tijuana will perform at the Majestic Theatre in San Antonio.

Botanists and citizen scientists armed with the iNaturalist app on their smartphones are recording the biodiversity along the U.S.-Mexico border.

The mother of two Australian surfers killed in Mexico has delivered a moving tribute to her sons at a beach in San Diego.

Mexican authorities said Sunday that relatives have positively identified three bodies found in a well as those of two Australian surfers and one American who went missing last weekend.

The state prosecutor’s office says three bodies recovered in an area of Mexico's Baja California state are likely to be those of the two Australians and an American who went missing last weekend during a camping and surfing trip.

Mexican authorities say three bodies have been recovered in an area of Baja California near where two Australians and an American went missing last weekend.

A new study has concluded that former Hurricane Hilary was actually no longer a tropical storm but essentially had the same impact when its destructive remnants entered California last August.

Wildlife officials say antibodies found in early results of a historic new vaccine trial are expected to give endangered California condors at least partial protection from the deadliest strain of avian influenza in U.S. history.

California condors will receive a vaccine for a deadly strain of avian influenza that threatens the already critically endangered vulture species.

Forty years after California condors were on the brink of extinction, aggressive conservation efforts and breeding-in-captivity programs remain as essential as ever.

Three California condors have died from avian flu in northern Arizona and authorities are trying to determine what killed five others in the flock.

Hundreds of Mexican adolescents are being bused across the U.S. border to get vaccinated against the coronavirus under a pilot program in San Diego.

Four dead gray whales have washed onto San Francisco Bay Area beaches in the last nine days.

(AP Photo/Gregory Bull, File)EL CENTRO, Calif. – One of the 13 people killed when the SUV smuggling them into California hit a tractor-trailer was a 23-year-old woman who was fleeing violence in Guatemala for the hope of a better life, family members said. “She couldn’t reach the American dream,” her father, Maynor Melendrez of New York, told the paper in Spanish. The youngest injured was a 15-year-old girl whose name and nationality were undetermined, according to California Highway Patrol. The Guatemala City woman lost consciousness. The Border Patrol said surveillance video showed the Expedition and a Chevrolet Suburban drive through an opening in the border wall about 30 miles (48 kilometers) east of the crash.

SAN FRANCISCO – California is poised to hit a fearsome milestone: 4 million acres (1.6 million hectares) burned this year by wildfires that have killed 31 people and incinerated hundreds of homes in what is already the worst fire season on record. The area was also experiencing high temperatures and thick smoke that fouled the air throughout the San Francisco Bay Area. Cal Fire Deputy Chief Jonathan Cox said wildfires have scorched 3.9 million acres in California since Aug. 15. “We’re at a historic moment where we are going to cross the 4 million acres burned mark in California this year,” Cox said. That cluster of fires sparked by lightning in mid-August in the San Francisco Bay Area was fully contained Thursday.

SAN JOSE, Calif. A California wildfire has destroyed a sanctuary for the endangered California condor and the fates of several condors, including a chick, remain unknown. There weren't any people or condors at the facility when it burned, society Executive Director Kelly Sorenson told the Mercury News. Previous fires in central California have burned condor territory. The California condor is the largest North American land bird, with a wingspan of up to 9 feet (about 2.7 meters). That flock has been expanding its range while other condors now occupy parts of Californias Central Coast, Arizona, Utah and Baja California, Mexico.