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Which group of mammals lay eggs like their reptilian ancestors?
Wiki User
∙ 12y ago
Mammals which lay eggs are called monotremes. They include the platypus, short-beaked echidna and long-beaked echidna. However, there is no evidence that reptiles were ancestors of the monotremes. Such a belief remains a theory, not fact.
Wiki User
∙ 12y ago
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Which order of mammals lays eggs like their reptilian ancestors?
Monotremes lay eggs. Monotremes include just the platypus and the echidna. However, it is a fallacy to suggest that their ancestors were reptilian. This is pure theory, and not backed up by any evidence. Fossil evidence shows, for example, that the platypus is largely unchanged compared to its ancient, larger ancestor.
The difference between reptilian eggs and amphibian eggs in that reptilian eggs?
Amphibian eggs and Fish eggs are usually found with a layer of a jelly like substance coating the egg. Reptile eggs are found with an egg that is protected with a shell.
Do bears go in the mammals group?
yes it does it does not hatch eggs
Do all female mammals lay eggs?
No. Only female platypuses and echidnas lay eggs. They belong to the group of mammals known as monotremes.
Which group does penguin belong birds or mammals?
birds. penguins arent mammals bcuz they lay eggs and mammals dont.
Do Monotremes lay eggs?
Yes. Monotremes are egg-laying mammals; this group of mammals includes just platypuses and echidnas.
What mammals doesn t lay eggs?
Marsupials and placental mammals are the ones that do not lay eggs. Monotremes are the only egg-laying mammals, and this group includes just the platypus and the echidna.
What group of animals does the sparrow belongs to?
mammals, birdsactually birds are not mammals because mammals have live babies, birds lay eggs.
The difference between reptilian eggs and amphibian eggs is that reptilian eggs?
Reptilian eggs often have a hard or leathery shell protecting them - amphibian eggs do not. Amphibians like frogs and salamanders lay eggs that almost look like balls of gel or slime, so they must be laid somewhere moist. Because reptile eggs have a protective shell, they can be laid in more varied areas than amphibian eggs can.
Do monotremes have live birth?
No. Monotremes are an unusual group of mammals which lay eggs.
Are parakeets mammals?
they are birds Birds are not mammals. Apart from monotremes (parakeets are not in this group) mammals give birth to live young. Parakeets are parrots and produce eggs.
Do mammals lay eggs?
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.
