Wolves are very protective of there territory, and are very wary of whatever steps into it. They usually will not attack humans unless they feel threatened, provoked, or starving.
no
yes a pitbull could kill a wolf but it would have to be weak so it would be easier to kill it
yes a grey wolf would be able to kill a kitten
a human because, they kill them with a gun or traps
Easily.
it feeds it and will kill anything that threatens it
If by that you mean can a wolf kill an adult cougar, not unless the cougar is sick, or very aged. Cougars can kill wolves in conflicts.
there are two species of wolves. the red wolf and the gray wolf. the mexican gray wolf is a type of gray wolf. so they are actually the same but the mexican gray wolf just specifies the region its in whereas the gray wolf is more of an umbrella term. :)
Wolves have been known to kill moose and bison, but usually when they are old or sick
A pack of grey wolves get their energy from the prey they hunt down and kill.
A single wolf would not be able to kill and eat an adult, healthy moose. But a pack would.
In order for a gray wolf to eat an elk, it must first kill its prey, then proceed to place such elk in ones teeth where it will be broken down by enzymes and teeth into smaller bits of elk, then the gray wolf will swallow said elk, then proceed to subconciously digest it.