you should ask them humans
Yes.
Cows are mammals and give birth to live young.
Cows are mammals that give birth to live young, they do not hatch from eggs.
No, penguins do not give birth to live young. They give birth to eggs.
Do horses give birth to live young? YES!
Horses give birth to live young
meerkats give birth to around 4 live young
For the most part, these are mammals. Specifically, they are eitehr placental viviparous, or marsupial. The only mammal group which does not give birth to live young are the monotremes. Some members of the reptile class, the amphibians and the fish also give birth to live young.
Yes, Guppies give birth to live young.
Of course not. Cows are placental mammals. They give live birth.
Yes they do, like all aquatic mammals they give birth to and nurse live young.
Yes, gorillas give live birth.
Both placental mammals and marsupials give birth to live young.