The long-tailed weasel resembles the ermine but has a longer tail, 9.5-16 cm (3.6-6.3 in) in length and greater than 44 percent of the head-body length. This is the only other member of the weasel ...

Nimble, elegant and lithe, the common weasel is this country’s, and the world's, smallest carnivore. The male of the species is usually around 11 inches long, but so streamlined that it can squeeze ...