semi-aquatic mammal brown, black, grey, or sometimes white long, slender body webbed feet thick fur long tail small ears eyes close together near the top of the head
otter which has semi-aquatic mammal otter which has brown, black, grey, or sometimes white otter which has long, slender body otter which has webbed feet otter which has thick fur otter which has long tail otter which has small ears otter which has eyes close together near the top of the head