Yes.
A non-mammal. It is a kind of jellyfish.
It is a mammal.
A mammal :)
Yes, it is.
wolf
snake
Mammal
Plants are not considered to be mammals.
Definitely mammal, only idiots call them fish.
yes
Man is the only mammal that cannot fly but does. He uses aeroplanes. (And the penguin is not a mammal: it is a bird and some say it 'flies' underwater.)
Man.