Captive whales don't have enough space to reach these speeds. Ultimately, the curved dorsal fin is still a mystery. Curved, or not, the orca's giant fin is a beacon to all, this apex predator is a ...

Captive killer whales are already controversial given their decreased life span and the widespread dorsal fin collapse among males. Likewise, criticism often points to the fact that they're kept ...

What is known is that they have a relatively stable supply of deep-swimming cartilaginous fish — such as sharks or rays — ...

The animal is believed to be the solitary bull orca known “Old Thom,” according to a Facebook post by the Dolphin Fleet Whale Watch. “Old Thom, identified by his distinctive dorsal fin ...

Although known as "killer whales," orcas are actually the largest ... on high-resolution black and white pictures of the dorsal (top) fin and the saddle patch (pigmented patch behind the dorsal ...

“We named him Stumpy because of his damaged dorsal fin,” Similä said, adding that she doesn’t actually know whether the calf is a male or a female. “He’s not like other killer whale ...

variable gray or white “saddle patch” behind their large dorsal fin. While females are smaller than males, full-grown adults can reach 25 feet in length and weigh 10,000 pounds. HABITAT: Killer whales ...

The lack of a dorsal fin prevents heat loss and makes it easier for ... The loss of ice also allows one of the beluga whales’ major predators, the killer whale, to hunt them more easily, she adds.