By definition, mammals have live young, with the exception of the three species of monotremes.
These include the platypus and the short-beaked echidna, native to Australia, and the long-beaked echidna, native to New Guinea (there are three sub-species of the long-beaked echidna). These animals lay eggs, but still feed their young on mother's milk.
Eutheria (placental mammals) and marsupials do not lay eggs.
Very few mammals lay eggs, monotremes are the group of mammals that lay eggs. These include the Australian Echidna and Platypus.
yes but not all the mammals lays eggs only one you can find yourself that what is the mammal who only lays eggs in the mammal group
No. Rabbits do not lay eggs. They are placental mammals. The only mammals which lay eggs are the monotremes, which include the platypus and the echidna.
Jaguars are mammals. Mammals do not lay eggs.
No, they're mammals. Mammals don't lay eggs (except for monotremes).
Elephants are mammals Mammals don't lay eggs
Cougars are mammals. Mammals do not lay eggs. They have a live birth.
Elephants are mammals, and do not lay eggs.
Porcupines are mammals and do not lay eggs
No, they're mammals. Mammals don't lay eggs (except for monotremes).
No. Agouti are small mammals, and the only mammals which lay eggs are platypuses and echidnas.
No. Monotremes are the only mammals which lay eggs. Placental mammals give birth to live young.
No. Mammals which lay eggs are monotremes. Placental mammals and marsupials give live birth.
Giraffes are mammals. Mammals do not lay eggs.