For the first time, we know more than we ever expected to know about the sex lives of the majestic beluga whale. It's ...

Beluga whales avoid inbreeding by switching partners over time, helping a small, isolated population stay genetically healthy ...

Every year, gray whales embark on one of nature’s most epic migration journeys. Here’s what we know about it, according to ...

PORTLAND, Maine (AP) -- One of the world's rarest whale species is having more babies this year than in some recent seasons, but experts say many more young are needed to help stave off the ...

Slalom, a 44-year-old North Atlantic right whale, has given birth to her seventh calf, marking the 21st calf of the season.

North Atlantic right whales are in worse shape than their southern cousins, in part due to entanglement in fishing gear, a new study says.