Risso's dolphin (Grampus griseus) is a marine mammal and dolphin, the only species of the genus Grampus. Some of the most closely related species to these dolphins include: pilot whales (Globicephala spp.), pygmy killer whales (Feresa attenuata), melon-headed whales (Peponocephala electra), and false killer whales (Pseudorca crassidens). [5]

Risso's dolphin (Grampus griseus) is one of the most mysterious and little known-species of dolphin with a rather unusual appearance. It is named after Antoine Risso, whose study of the animal formed the basis of the recognized description by Georges Cuvier in 1812.

Sep 16, 2022 · Risso's dolphins, sometimes called gray dolphins, are found in the temperate and tropical zones of all the world's oceans. These cetaceans generally prefers deeper offshore waters. Learn more about Risso's dolphins.

Eduardo Risso (born 23 November 1959) is an Argentine comics artist. In the United States he is best known for his work with writer Brian Azzarello on the Vertigo title 100 Bullets , [ 2 ] while in Argentina and Europe he is noted for his collaborations with Ricardo Barreiro and Carlos Trillo .

Learn about the Risso’s Dolphin – their size, habitat, food, distribution, predators, lifespan, interesting facts, and more!

Risso's dolphins are the largest dolphin species to visit Monterey Bay, other than the orca. Further south, Risso's dolphin numbers have increased in the Southern California Bight, a coastal region from Point Conception to the Mexico border.

Risso's is the most heavily scarred of all dolphins. They are born grey and gradually accumulate pale scarring as they age, to the extent that they can appear almost white. These scratches …

The Risso’s Dolphin (Grampus griseus), sometimes called the gray dolphin, is the only species of dolphin in the genus Grampus. Risso’s dolphins are cetaceans found worldwide in temperate and tropical waters, usually in deep waters rather than close to land.

Apr 14, 2024 · Risso's dolphins (Grampus griseus) have a uniquely round-shaped head with no beak and have between two to seven pairs of teeth only on their front lower jaw. They have a tall, crescent shaped dorsal fin halfway down their back. Calves are …

Learn facts about Risso’s dolphins, including their size, diet and conservation status, plus insights gained during our 25 years of marine mammal research.