A great white shark was captured feeding on the carcass of a humpback whale near Rhode Island, in rare video footage.

Whale watching is a popular summer activity but before you go, make sure the company you tour with is ethical.

The incident highlights a much bigger crisis: an estimated 20,000 whales are struck and killed by ships each year.

A pregnant fin whale was found dead on the bow of a cruise ship in Alaska last week. Fin whales are endangered and particularly threatened by vessel strikes.

Jake Hall was striper fishing in Penobscot Bay when he spotted this humpback whale around 7:30 a.m. yesterday.

In what it says could be a first in Rhode Island waters, the Atlantic Shark Institute captured underwater video of a great white shark feeding on a humpback whale.

A juvenile humpback whale (Megaptera novaeangliae) entangled in the opening to Alaska’s Endicott Arm was successfully freed after a multi-agency rescue mission. Endicott Arm is a narrow fjord located about 50 miles southeast of Juneau.

If you see a whale floating upside-down along Australian coasts, please leave it alone. They're just really tired, scientists say.

The Atlantic Shark Institute posted video of a huge great white shark feeding on a dead humpback whale off Block Island.