The power of a rattlesnake's venom to incapacitate its prey may depend on more than just its potency, or even the prey animal ...

Surrounded by desert and only accessible by unpaved roads ... But what could have caused such a dramatic change? Enter the pack rats. As the name suggests, these rodents are the original hoarders.

Many desert plants are built to protect their water ... It may have been hunting the one animal that uses cholla to its advantage - the pack rat. This pack rat is so nimble that it is able to ...