Biting and scratching like cats do.They are so cute squirrels.
It protects itself
Flaps of featherless skin between their front and back legs helps it fly better and faster
they spray their ink sack
the eye lashes protects the eye from on coming objects
a tiger salamander protects itself by poisoning its prey.
it protects itself by being on a high tree or being in a herd with its friends and relatives.
a falcon protects itself with its claws and beak.
what do you mean a puffing
it bites its enemy
It doesn't.
by it's thorns
Armour and a sword