adult ermine | early summer | fur, feathers, grass, leaves | mice | coyotes, badgers, foxes, hawks, owls, martens, wolverines, fishers, humans | in hollow log, under building, in burrow of mouse, ground squirrel, chipmunk or pocket gopher | March and April and again in October and November | Order Carnivora | spring and fall because of changing duration of daylight | grabbing it around the shoulders and biting through the neck at the base of the skull | ermine | extra food in larders | all of Canada | Mustella erminea | | mice, shrews, hares, porcupines, birds, squirrels, fish, rats, voles, ground squirrels, pocket gophers, chipmunks, pikas, mountain beavers, snakes, frogs, earthworms | | | fur by humans | small mouth | hermine | brown on top and white below in summer, white in winter, black tipped tail |  | stoat | boreal coniferous forests, mixed forests, tundra, meadow edges, shrubby river banks, lakeshores | Family Mustelidae |
adult male ermine | early summer | fur, feathers, grass, leaves | mice | coyotes, badgers, foxes, hawks, owls, martens, wolverines, fishers, humans | in hollow log, under building, in burrow of mouse, ground squirrel, chipmunk or pocket gopher | March and April and again in October and November | Order Carnivora | spring and fall because of changing duration of daylight | grabbing it around the shoulders and biting through the neck at the base of the skull | male mammal | extra food in larders | all of Canada | Mustella erminea | 67-106 g | mice, shrews, hares, porcupines, birds, squirrels, fish, rats, voles, ground squirrels, pocket gophers, chipmunks, pikas, mountain beavers, snakes, frogs, earthworms | 251-315 mm | adult female ermine | fur by humans | | hermine | brown on top and white below in summer, white in winter, black tipped tail |  | stoat | boreal coniferous forests, mixed forests, tundra, meadow edges, shrubby river banks, lakeshores | Family Mustelidae |