Rorquals take their name from French rorqual, which derives from the Norwegian word røyrkval: the first element røyr originated from the Old Norse name for this type of whale, reyðr, [3] probably related to the Norse word for "red", and the second from …

rorqual, (genus Balaenoptera), any of five particular species of baleen whales—specifically the blue whale, fin whale, sei whale, Bryde’s whale, and minke whale.

Mar 26, 2025 · The smallest rorqual, the northern minke whale, weighs around 8.9 lt (10 st). Body Plan. They have slender, streamlined bodies characterized by a series of longitudinal, ventral skin folds or grooves that extend from beneath the mouth (the chin and lower jaws) to …

Human impacts on rorqual populations have been profound, with whaling historically decimating many species. Today, their challenges extend beyond direct hunting as environmental changes and pollution disrupt their habitats.

Rorqual whales are relatively streamlined in appearance and have pointed heads and small pointed fins. They can be distinguished from other whales by many (25–200) deep groves along their throats that expand when they feed.

Rorquals are the largest group of baleen whales, with nine species in two genera.They include the largest animal that has ever lived, the Blue Whale, which can reach 150 tonnes, and another that reaches 70 tons; even the smallest of the group, the Northern Minke Whale, reaches 9 tonnes.

Rorqual: Brief Summary provided by wikipedia EN Rorquals ( /ˈrɔːrkwəlz/ ) are the largest group of baleen whales , which comprise the family Balaenopteridae, containing ten extant species in three genera .

The fin whale is also known as the finback whale, or common rorqual. They are rorquals, the largest group of baleen whales which also includes the blue whale, the humpback whale, and minke whales.

Nov 15, 2015 · Rorqual whales are baleen whales in the family Balaenopteridae. This post describes blue whales, fin whales, sei whales, and minke whales.

Rorqual whales can be anywhere between 32 to 102 feet (10 to 31 meters) long and weigh as much as 200 tons (181 metric tons). Some rorquals have a dorsal fin on their backs, and others have particular bumps or ridges on their head and back …