The platypus is a monotreme mammal.
The aardvark is a placental mammal.
A cow is a placental mammal.
No. A platypus is not a placental mammal of any type, but a monotreme, which is an egg-laying mammal.
No. The whale is a placental marine mammal; the platypus is a semi-aquatic monotreme, or egg-laying mammal.
The Iberian lynx is a placental mammal. All members of the feline family are placental.
Seals are placental mammals, as the young complete their development within the mother's uterus, attached to a placenta. They do not have a pouch like most marsupials, and they do not lay eggs like monotremes.
No. The platypus is an Australian monotreme. The platypus is found nowhere else in the world apart from Australia. However, it is not a marsupial, as marsupials give both to live young. The platypus is classified as a monotreme because it is a mammal that lays eggs.
A mammal that is not a monotreme nor marsupial. It could be a monkey, a dog or cat, any mammal really.
The platypus is not a marsupial: it is a monotreme, which is an egg-laying mammal. Marsupials give birth to live young, and do not lay eggs. The other monotreme, or egg-laying mammal, is the echidna.
Yes. "Spiny anteater" is a common name for the echidna, an egg-laying mammal, or monotreme, found only in Australia and New Guinea. The only other monotreme is the platypus.
Platypuses are monotremes, or egg-laying mammals.
I the mammal is a monotreme, it developes in an egg. If the mammal is in the marsupial group, it develops in a pouch on its mother. If it is a placental mammal, it develops in the placenta.