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 ...

They have large, rounded pectoral fins and a unique, variable gray or white “saddle patch” behind their large dorsal fin. While females are smaller ... and in Monterey Bay in winter. BREEDING: Female ...

Orcas are highly intelligent, socially organized marine mammals in the order Cetacea, a group that includes both dolphins and whales. Although known as "killer ... of the dorsal (top) fin and ...

A female orca was ... conservation group Wild Orca, told New Scientist: “We’ve seen mammal-eating killer whales carry large chunks of food under their pectoral fin, kind of tucked in next ...

The Center for Whale Research says the newborn killer whale was spotted on Sunday with J Pod, swimming close to a 20-year-old ...