Echidnas are spiny animals named after a character in Greek mythology who was half woman and half snake and perceived to have characteristics of both.Echidnas are covered in coarse hair or spines,they lay eggs,and the poorly developed young quickly attach to the mother's mammary glands after they hatch.Echidnas are

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Echidnas are monotremes, the only group of mammals that lay eggs instead of giving birth to live young. They are not marsupials (A) which give birth to underdeveloped young that continue to develop in a pouch, or eutherians (D), also known as placental mammals that give birth to well-developed young that are nourished through a placenta. Hominins (C) are a group of primates that include modern humans and extinct human species but are not related to echidnas.

Echidnas Are Spiny Animals Named After a Character in Greek