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

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

Learn how long-term mate switching helps a small beluga whale population maintain genetic diversity.

A vanishing species of whale gave birth to so few babies this birthing season that it has raised alarms among scientists and conservationists who fear the animal could go extinct. The whale is the ...

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

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.