No, it is a reptile and lays eggs.
I once seen a Copperhead give birth to LIVE babies, So I would disagree and say it depends on the snake's breed.
Some do, some don't: It depends on what type of snake.
Dolphins are mammals and so they give birth to live babies.
They are born alive.
Polar bears are mammals and give live birth.
Yes, most mammals give birth to live babies. Only the platypus, and echidna (spiny ant-eater) lay eggs. Even marsupials such as the kangaroo give birth to live, albeit underdeveloped babies.
Mammals give birth to live young, ie babies of their species.
Hippos are mammals and give birth to live babies.
Yes, unless the babies die before birth.
yes they do give birth they give birth to twins but usally only one lives
Yes. Wombats are marsupials and all marsupials give live birth.
live babies
Yes they do.
No, alligator babies hatch from eggs.