Is hydrophis viviparous?

Viviporus germination is that type of germination in which seed germinate inside the fruit.

An animal that is viviparous gives birth to live young. The opposite is oviparous, meaning that it lays eggs.

Viviparous animals give birth to live young from within the body rather than laying eggs. Example sentence : Nearly all mammals and some reptiles are viviparous animals.

yes

No. Birds are oviparous, meaning they give birth to offspring in the form of eggs.