After the H5N1 virus hit the remote island of South Georgia in 2023, more than 50,000 breeding females may have disappeared.

A female elephant seal rests with her pup on the California coast. Pups in this population spend more days fattening up on mother’s milk than in southern populations on the Kerguelen Islands. Jessica ...

A subadult male elephant seal can be seen near sea lions. Subadult elephant seals and sea lions frequently intermingle at rookeries along Península Valdés in Argentina. Close contact between pinniped ...

After nearly going extinct, elephant seals are a conservation success story. Elephant seals are being used as nature's artificial intelligence to monitor the health of the oceans -- especially the ...

An outbreak of avian flu in 2023 hammered a colony of southern elephant seals in Chile’s Tierra del Fuego region, leading to a 50% decline in its population. But over the 2024-2025 breeding season, ...

Biologist Valeria Falabella’s voice breaks as she describes the devastating scene. It was October 2023 when she and her team climbed down onto Punta Delgada Beach, in the Valdés Peninsula, a remote ...

Irate males guffaw loudly through their ginormous proboscises beside dozing female elephant seals who nurse their dark-hued offspring while absorbing solar energy. Meanwhile, scores of human visitors ...

In an unlikely act of altruism observed two years ago, a male elephant seal prevented a younger animal from drowning. By Darren Incorvaia Male elephant seals are not known for their paternal instincts ...