Like all garter snakes, the Mexican garter snake gives birth to live young instead of laying eggs. On average, about half the females in a population will give birth each year, and they will birth ...

Smaller, fast-breeding species, like garter snakes, tend to have shorter lifespans ... different lifespans than those that give birth to live young, though the difference is often species-specific.

A garter snake may take only 2 years to reach maturity ... At this stage, they can mate and lay eggs or give birth to live young. In addition to mating, adult snakes need to hunt and survive ...