Why Platypus a mammal they lay eggs 

Asked by Shantanu | 14th Nov, 2014, 04:37: PM

Expert Answer:

Platypus are the animals that are classified as monotremes that lay eggs because of evolutionary link between the reptiles. It is an adaptation that assists them in surival. They produce milk to feed their young and milk comes from their mammary glands. That is why they are mammals. It is rare for a mammal to lay eggs.

Answered by Sivanand Patnaik | 16th Nov, 2014, 03:01: PM