The sea mammals include the common dolphin (Delphinus delphis).
Of smaller mammals, raccoons, squirrels and opossums are very common.
If we get into mammals, the biggest killer of humans is dogs – and horses.
Fleah, or flea, cognate with flee, to run away from, to take flight), a name typically applied to Pulex irritans, a well-known blood-sucking insect-parasite of man and other mammals, remarkable for its powers of leaping, and nearly cosmopolitan.
The comparatively few indigenous placental mammals, besides the dingo or wild dog - which, however, may have come from the islands north of this continent - are of the bat tribe and of the rodent or rat tribe.