Unexpectedly low calf numbers within the spinner dolphin population off Hawaiʻi Island were revealed in a study led by scientists with the Marine Mammal Research Program (MMRP) at the University of Hawaiʻi at Mānoa,

Common dolphins are among the ocean’s most abundant mammals, but they are living shorter lives in the North Atlantic, according to a new study published October 10 in Conservation Letters. The research team, led by the University of Colorado Boulder ...

A Pentagon press briefing took a strange turn Tuesday when Defense Secretary Pete Hegseth was asked about rumors of Iranian "kamikaze dolphins" in the Strait of Hormuz. Though Hegseth said that Iran did not have dolphins strapped with explosives at their ...

Bottlenose dolphins in the Adriatic Sea are spending so much time behind fishing trawlers that the pattern now looks less like opportunism and more like dependence. In some waters off Italy, dolphins

Whales, dolphins and other marine mammals are highly social, but those social ties can also help diseases spread through populations of rare or threatened species. New research reveals why understanding these social networks is critical for predicting and ...

Killer whales and dolphins have been working together to hunt salmon in the northern Pacific Ocean, an unexpected finding that further reveals the complex social lives of marine mammals. Video cameras and sensors attached to nine killer whales – also ...

Scientists tracked more than 17,700 kilometers of fishing activity to uncover a dramatic shift in dolphin behavior.

Whales and dolphins inhabit some of the largest and seemingly most pristine environments on Earth, from tropical coastlines to Antarctic waters. Yet even they cannot escape PFAS – persistent “forever chemicals” that leak from our homes,