Their diet consists mainly of small mammals like rodents, but they also eat other small reptiles, birds, insects, and carrion ...

No data are available on the life expectancy of these snakes. FEEDING: The narrow-headed garter snake feeds primarily on fish but is also reported to eat tadpoles, frogs and salamanders. The species' ...

One well-documented example of an arms race adaptation is the potent poison in the skin of the newt Taricha granulosa, which is food for the garter snake. Over time, some genetic variants of the ...