Cornell University Reports have been made of mature adults killing wolves and other medium sized canine species.
The canine species can be legally put down.
Despite this, there is no evidence of any adaptation of canine species to the presence of the close relatives of modern man.
Somewhere in his chromosomes are genes that evolved in squirrels before being snipped out and pasted into the canine species.
The disease is spread when dogs mate, and it can even be transmitted to other canine species, such as foxes and coyotes.
That was the problem faced by scientists working to conserve the Ethiopian wolf, the most endangered canine species in the world.
The gray fox is one of only two canine species known to climb trees; the other is the raccoon dog.
They ran in circles, sniffing, lifting legs, tongues lolling, the usual mischief of the canine species.
The National Parks and Wildlife Service give assistance to nearby landowners with respect to the control of these canine species.
