Scientists studying the evolution of birth in lizards, from egg-laying to live births, have pinpointed the evolutionary genes from which the species is evolving to 'build' a new mode of reproduction.

Geckos and lizards may look similar, but they are not exactly the same. All geckos are a type of lizard, but not all lizards are geckos. Geckos have some special features like sticky toe pads to climb ...

Reptile reproduction also depends on temperature. Only boas and pythons give birth to live young. The other species lay their ...