Yes, definitely. Try for the head though, because if you hit it broad side the feathers might deflect, absorb, or make the pellet less than lethal or wounding.
most likely yes
The Crow magnum (Eliminator) is a break barrel air rifle manufactured by Theoben (UK). It is a serious hunting rifle.
Yes.......
Yes:
Both can kill you.
yes
no it is extremely unlikely that is possible
Rodents and small birds
Yes but it may be unlawful.
Yes. But I suggest using hunting pellets.
Definitely Yes it can.
Yes, small game and rodents.
Yes it is possible.