Do possums growl

Most of the weasel family hiss when threatened. The hiss is a low sound lasting for approximately 3 seconds or so, often repeated if the threat does not dissipate. they also offer a scream if the threat intensifies. In mink its a loud high pitched scream, in ferrets and polecats its a barking scream, in stoats and weasels it is a high pitched yelping scream.