On the Trails: All about beavers


Beavers (Castor canadensis) are family-oriented. They live in monogamous pairs (unusual for mammals) with their offspring. There may be several kits of the year plus some one- or two-year olds. Mating occurs in winter, gestation lasts about three months, and kits are born furry and active. They may nurse mother’s milk for a month or so but start eating solid food at an early age. Both parents and the older offspring help take care of the kits, who soon start swimming with the others to find food and observe the repair of dams. Offspring stay with their parents for two or three years before dispersing to find a mate

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