Beijing, 26 May (Xinhua) -- The last Wednesday of every May is World Otter Day, and this year's May 26 is the eighth World Otter Day.
Otter refers to the subfamily carnivorous otter subfamily, including a total of 7 genera and 13 species, widely distributed in all continents except Antarctica and Oceania, of which Eurasian otter, Asian small claw otter, river otter 3 species of otter are distributed in China. Otters are fully adapted to aquatic life, preferring to eat crustaceans such as fish, shrimp and crabs, as well as birds, amphibians and small mammals.
Otters are the top predators in freshwater and offshore ecosystems, which in turn affects the stability of the entire ecosystem. At the same time, otters are very sensitive to environmental damage and pollution in waters, and are indicator species for assessing the health of freshwater ecology, and are also flagship species for aquatic environmental protection such as rivers, wetlands, and lakes.
Source: Xinhua News Agency