Students study a population of beluga whales to learn about the environmental ... and move their heads. They have a dorsal ridge rather than a dorsal fin, which scientists believe enables the ...

Whale shark with injury to the dorsal fin, likely to be caused by collision with a vessel. Credit: Gonzalo Araujo ...

At birth, beluga whales are 5 feet long, roughly 100 pounds, and dark blue-gray in color. Unmistakable as adults, their color lightens to white, and they have a dorsal ridge rather than a fin. Belugas ...

Orcas kept in captivity were known to suffer from physical and psychological issues, including developing the hallmark collapsed dorsal fin ... "retired" captive beluga whales, Groves said.

The white beluga whale is a very distinctive species ... They are also missing the dorsal fin. An extremely shy species, belugas are difficult to find around Svalbard. But we do know that in ...

"Benny the beluga" spent about three months in the busy waterway at the end of last year, although the new whale is not the same species as it is dark coloured and has a dorsal fin. The whale is ...

At birth, beluga whales are 5 feet long, roughly 100 pounds, and dark blue-gray in color. Unmistakable as adults, their color lightens to white, and they have a dorsal ridge rather than a fin. Belugas ...