| Average Lifespan | 25-30 years |
| Average weight | Male weight-32 to 124 kg female-32 to 124 kg |
| Average length | Male: 1.1 to 1.75 meters Female: 1.1 to 1.75 meters |
| Where there from | Mostly found in Arctic ocean but they also are found in some freshwater system in Russia along with Finland also in Japan’s northern coast. They prefer ice covered areas |
| are females or males larger | males |
| diet | Fish, crustaceans, molluscs, cephalopods they are also opportunistic eaters |
| are they vocal | Yes, they are known for barks, yelps and clicks and it heard year-round . |
