Subject |
weigh |
teach |
have breeding season |
have gestation period |
have average number of babies |
have length |
chase away |
suckle |
reach sexual maturity by |
has part |
make nest of |
breed successfully |
eat |
slide on |
be active |
have colour |
have temperament |
is a kind of |
make sound |
allow |
give birth to |
catches |
river otter | | | | | | | | | | | | | | | | | | weasel | | | | |
adult river otter | 7.2-7.75 kg | | late winter to early spring | | | 1-1.3 m | | | 2 years | webbed toes | dry wood chips, bark, leaves | | fish, insects, frogs, tadpoles, newts, muskrats, meadow voles, shrews and beavers | snowy, grassy or muddy hills | all winter | brown | sociable, playful and docile with strong family loyalty | river otter | shrill whistle, chuckle, grunt | | | food under water |
adult female river otter | 7.2 kg | her babies to swim and hunt after they are 10-12 weeks old | late winter to early spring | 9.5-12.5 months | 1-4 | 1-1.16 m | her mate while their babies are small | babies | 2 years | | dry wood chips, bark, leaves | | fish, insects, frogs, tadpoles, newts, muskrats, meadow voles, shrews and beavers | snowy, grassy or muddy hills | all winter | brown | sociable, playful and docile with strong family loyalty | female mammal | shrill whistle, chuckle, grunt | her mate to help raise their babies after they are 6 months old | live babies | food under water |
adult male river otter | 7.75 kg | | late winter to early spring | | | 1-1.3 m | | | 2 years | | dry wood chips, bark, leaves | until he is 6-7 years old | fish, insects, frogs, tadpoles, newts, muskrats, meadow voles, shrews and beavers | snowy, grassy or muddy hills | all winter | brown | sociable, playful and docile with strong family loyalty | male mammal | shrill whistle, chuckle, grunt | | | food under water |