The number of cervical vertebrae in camels is

Assertion : The duck-billed Platypus and the spiny ant-eater,both are egg-laying animals yet they are grouped under mammals.
Reason : Both of them have seven cervical vertebrae and $12$ pairs of cranial nerves.

Bats are included in the same taxonomic class as.....

To which class does the bat belong?

In the animals of this class,red blood cells $(RBCs)$ are enucleated.