Ma'anar ƙamus na "katsin kifi" matsakaita ce ta dabbobi masu shayarwa a Arewacin Amirka, a kimiyance da aka sani da Martes pennanti. Duk da sunanta, mai kamun kifi ba ɗan ƙwaya ba ne ko kuma memba na dangin cat, amma ɗan gidan weasel ne. An san mai kamun kifi da saurinsa, saurin gudu, da kaifi, wanda yake amfani da shi wajen farautar ganima irin su squirrels, zomaye, da rodents. Har ila yau, haƙiƙa ce mai kyau kuma ana iya samun ta a cikin bishiyoyi.