Sub-class-Prototheria is related with egg laying mammal such as |
|||||||
1) |
Kangaroo |
2) |
Echidna |
3) |
Primate |
4) |
None of these |
Sub-class-Prototheria is related with egg laying mammal such as |
|||||||
1) |
Kangaroo |
2) |
Echidna |
3) |
Primate |
4) |
None of these |
Kangaroo are marsupials and Echidna is the egg laying mammals, which is placed in Prototheria sub-class of Mammalia.