Orcas, like humans, get baby bumps in the early months of pregnancy and grow larger as the pregnancy advances. Researchers ...

A newborn killer whale calf spotted off the southern coast of WA could be one of the youngest ever seen in Australian waters.

NOAA Fisheries West Coast An orca whale mother has kept her dead calf by her side for at least 11 days. Tahlequah (who is also known as her alpha-numeric designation, J35) previously made ...

Maybe the story of the orca mom and her dead calf spoke to me when it made headlines six years ago because I was swimming ...

Mom is 35-year-old Naya, but there are two mature males in Shedd’s pod. DNA testing revealed that Beethoven, the oldest male ...

Today, the orca once again is in her thoughts and heart. “She is a life,” she said of the baby orca Tahlequah lost. “We cared so much and the mother cared so much, when I think about her ...

This week, uncover some of the oldest ice on Earth, follow a dinosaur highway, learn how Pluto sealed the capture of its moon Charon with a “kiss,” and more.

(CNN) — The orca who swam with her dead calf for 17 days in an apparent act of grieving recently gave birth to a new baby, according to Michael Weiss, research director of the Center for Whale ...

The baby Southern Resident killer whale was confirmed dead Dec. 31, the Center for Whale Research said in a Facebook post. “The death of any calf in the SRKW population is a tremendous loss ...