They breed once a year usually having 1- 3 eggs.
Only two mammals produce eggs, the echidna and the platypus.
Yes
The mammals, except for platypus and echidna, do not produce ANY eggs.
The only mammals that produce eggs are duck-billed platypus and Echidnas and they appear to produce 2 each year.
The platypus lays between one and three eggs.
no An elephant is a mammal, and mammals (outside of the platypus and the spiny anteater which are egg laying mammals) do not produce eggs.
No, the platypus does not fertilise its eggs externally.
Platypus lay eggs.
Platypuses and echidnas are the only mammals that lay eggs. These mammals belong to the group of mammals known as monotremes. Platypuses and echidnas lay eggs just once a year. The platypus lays 1-2 eggs, while the echidna lays a single egg each year.
Platypus eggs are soft and leathery, rather than hard-shelled.
Platypus eggs are not hard-shelled, like birds' eggs. They are soft-shelled and leathery.
A female platypus lays one to three eggs, all of which are likely to hatch.