Answer
These are facinating toys. Just put a male and female back-to-back in their 'goo' and after a couple of weeks a baby will 'appear'.
Alternative Fun
For something educational and a little different, there is a 'horrible science' experiment that makes squidgy green 'alien' eggs from chicken eggs. The related link below gives the method.
THE WORKS (in lakeside), whsmith,smiths
They crack and then an alien comes out
From alien chickens, of course! fly into space find one kill one and jack it's eggs
eat them:)
In Alien hours, about 12 minutes.
Depends on which type of alien it is. ET alien? Super 8 Alien, Independence Day Alien?, or is it Alien 1-2-3 Series Alien?
They Cant
Aliens aren't real, and neither are their eggs.
After you go north from Chris, you reach the studios and the alien eggs are located in Studio#1.
Um aliens are not real !
That depends on the species
Yes, Aliens and eggs can live under water. But you will never see them. They live under the sea really, really, really deep.