Which one is oviparous mammals?

بیضوی ستنداریوں کو کون سا ہے؟

Bat

Shrew

Spiny anteater

None of these

Spiny anteater (Echidna) is an oviparous mammal.

This meaning it lays eggs.

Most mammals, including bats, shrews, and kangaroos, give birth to live young (viviparous).