Surfers at a popular beach in the Waikato had an unforgettable encounter on Saturday when they were joined in the waves by a pod of playful orca whales. Video / Supplied After several recent orca ...

Follow a team of scientists and filmmakers as they explore the lives of killer whales. In Antarctica, killer whales hunt using their intelligence and teamwork. Swimming together to create powerful ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Tahlequah, the ...

Males are bigger than females, but they both vary in size and weight. The largest orca ever recorded was a staggering 32 feet (9.8 meters) long and weighed 22,000 lbs. (10,000 kilograms).

Around the world, killer whales (Orcinus orca) have been observed preying on various shark species including white sharks (Carcharodon carcharias) -- as previously documented in California and ...

Going back to 2017, the Navy began developing what has become known as the Orca. This is a multi-mission platform designed for a multiplicity of important mission sets, ranging from surveillance ...

The appearance of a new orca calf in Washington’s Puget Sound last month was cause for celebration. The young female, whom researchers named J61, was a new addition to the Southern Resident ...

Mother orca Tahlequah is continuing to carry her burden of grief: a dead calf that she now has been refusing to let go of for at least 11 days. Tahlequah is the orca whose story shocked the world ...

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 ...