Yes Yes, the otter has hair, sweat glands, three middle ear bones, females have mammary glands and the otter has a neocortex region in the brain. These are all features of a mammal.
Yes. It is a aquatic mammal.
An otter
Otter
yes they have fur and born out of his mothers wound
Yes, it has all of the characteristics attributed to a mammal and it is in the class Mammalia.
Well the type of mammal a sea otter is a nonochord
The sea otter is a mammal and is a vertebrate.
No, the sea otter is a mammal and all mammals are vertebrates.
No. An otter is a mammal. An example of an amphibian would be a frog or toad.
A river otter there is no name for it
To the River Otter was created in 1793.
The scientific or taxonomic name would be Lontra canadensis (formerly Lutra canadensis).