Aplodontia rufa (Mountain Beaver) is a species of rodents in the family mountain beavers. They are listed as of special concern by COSEWIC. They are found in The Nearctic. They are herbivores.
Definition: The duration of the development from fertilized, deposited or implanted egg to hatching/birth. Corresponds to egg incubation duration in oviparous animals and to gestation period duration in viviparous animals.
Definition: Age when primary nutritional dependency on the mother ends and independent foraging begins to make a major contribution to the offspring’s energy requirements.