[lurk]

Possibly mink or weasel. They make a bite and lick the blood out. They’ll silently wipe out a coop full of chickens in the middle of the night.

[Rudder]

I worked with developing mink breeding procedures for the Mink Breeders of N. America.

Nasty, ill-tempered, bad-assed copulators, the female must be mauled with her neck fully penetrated by the male's teeth...then she ovulates.