It varies hugely from a week or two for mice and shrews up to a year for many large mammals.
Placental Mammals.
No, ferrets are not marsupials. Ferrets are related to weasels in the family Mustelidae of the order Carnivora. The weasel family includes - Ferret, stoat, polecat, mink, ermine, black-footed ferret, long tailed weasel, least weasel.
No. A leopard is a placental mammal. There are just three species of monotreme: the platypus, the short-beaked echidna and the long-beaked echidna.
the two toed sloths special features are its long arms, two sharp, long claws, powerful front legs, extremely weak hind legs.
they carry their young for 65 days
No. Dingoes are placental mammals. There are just three species of monotreme: the platypus, the short-beaked echidna and the long-beaked echidna.
Only very few spiders carry their young.
Not at all. 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.
a while
110 days.
about 2 weeks
about six weeks