What is North American river otter?
{{Taxobox | name = North American river otter | status = LC | status_system = iucn | trend = stable | image = LutraCanadensis fullres.jpg | regnum = [[Animal]]ia | phylum = [[Chordate|Chordata]] | classis = [[Mammal]]ia | ordo = [[carnivore|Carnivora]] | familia = [[Mustelidae]] | subfamilia = [[Lutrinae]] | genus = ''[[Lontra]]'' | species = '''''L. canadensis''''' | binomial = ''Lontra canadensis'' | binomial_authority = ([[Johann Christian Daniel von Schreber|Schreber]], 1777) | range_map = LontraCanadensisMap.svg | subdivision_ranks = [[Subspecies]] | subdivision = see [[#Subspecies|text]] | synonyms = ''Lutra canadensis'' }} The '''North American river otter''' (''Lontra canadensis''), or the '''common otter''', is an aquatic mammal native to only North America in the countries [[Canada]], and the [[United States]]. River otters are a distant relative of the [[weasel]] family. North American river otters can reach a length of 3.9 ft and weigh 3 lbs. The river otter's [[life expectancy]] is 10 to 15 years in the wild and 25 years in captivity. The main habitat of the river otter are near freshwater rivers, streams, lakes, ponds, marshes, swamps, and coastal waters. They prefer fish, though they will eat amphibians such as frogs, turtles, and crayfish. They have also been reported to eat small mammals and birds. About 290 North American river otters are currently in captivity. {{biology-stub}} [[Category:Mustelids]] [[Category:Mammals of North America]]