The black-footed cat (Felis nigripes), also called small-spotted cat, is the smallest African cat Adult resident males weigh on average 1.9 kg (4.2 lb) and a maximum of 2.45 kg (5.4 lb). Adult resident females weigh on average 1.3 kg (2.9 lb).
The black-footed ferret (Mustela nigripes), also known as the American polecat or prairie dog .. Annual mortality of juvenile and adult black-footed ferrets over a 4- year period ranged from 59 to 83% (128 individuals) near Meeteetse, Wyoming.
Abstract. We investigated postbreeding resource selection by adult black-footed ferrets (Mustela nigripes) on a 452-ha black-tailed prairie dog.
Black feet and legs, face mask and tail tip. Fur length approximately 0.4 inches (1 cm). Body length of adult and juvenile females in autumn 14 ½ - 17 inches.