"sea lion" 的定义和意义

What is a "sea lion"?

A sea lion is a marine mammal belonging to the family Otariidae, which are characterized by their external ear flaps and the ability to walk on all fours on land. They have a streamlined body, thick fur, and long, sensitive whiskers. They are social animals and live in colonies, often on rocky islands or beaches. Sea lions feed primarily on fish, squid, and octopus, and are known for their agility and speed underwater. They are found in various locations around the world, including the coastlines of North and South America, Australia, and the Galapagos Islands. Sea lions are also popular attractions at zoos and aquariums due to their playful personalities and impressive aquatic abilities.