Most mammals have ears.
There is no such mammal.
The fast moving mammal with long ears is the hare, relative of the rabbit.
Elephant has the largest ears than all the organism.
Same as just about all mammal's ears, skin and cartilage.
A Giraffe!
Some seals do.
If an animal have their ears outside is a mammal and whose ears are not outside are not mammal.
They use their ears for hearing, like any other mammal. They can also detect intruders.
Possum
Elephant
Yes, a dingo is a variety of dog, a mammal.
They do have ears. Small openings on each side of the head. Another interesting fact is that dolphins are the only other mammal that has sex for pleasure.