Wild orcas occasionally approach humans and offer us food, according to a new study — but scientists aren't sure why. Researchers have documented dozens of cases of orcas (Orcinus orca), also known as ...

When researcher Jared Towers set up his cameras underwater to observe a pair of killer whales, he saw something strange. One of the orcas, a juvenile female, “approached a camera I had in the water to ...

Orcas are at the top of the marine food chain, with no natural predators. From fish to seals, even great white sharks, ...