Creature Feature
North American River Otter
(Lontra canadensis)
Fast Facts
• Semi-aquatic mammal• Very streamlined for swimming• Very thick pelt provides insulation• Member of the weasel family • Weigh 11-30 lbs.• Body length ranges from 2-4 feet• Live 8-9 years in the wild• Can live up to 25 years in captivity
Distribution
• Can live in freshwater and coastal marine habitats
• Can tolerate a variety of environments– Cold and warmer latitudes – High elevations
• Seem to be sensitive to pollution and disappear from areas with polluted waters
Range has been significantly reduced because of hunting and habitat loss
Feeding• Mainly forage underwater• Can stay underwater up to 4 min.• Can swim at speeds up to 7 mph• Feed on a variety of animals– Fish – Crustaceans– Reptiles & amphibians – Aquatic insects–Mussels– Small mammals
Reproduction
• Males are promiscuous • Females find dens • Give birth to up to 5 ‘kits’• At birth kits are furry, blind, and
toothless• Females raise young
alone
Threats
• Few predators in the water• More vulnerable on land• Historically hunted for their pelts• Accidental death in fishing gear• Susceptible to habitat degradation and
pollution• In some areas populations have
recovered due to conservation initiatives
Video!
http://www.youtube.com/watch?v=XsxHbJ-5Mew
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