A Gila monster that bit its owner in Lakewood on Feb. 12, leading to the man's death, was returned to Colorado this week and sent to a lab in Greeley on Thursday for testing on the reptile's venom.

An exhibit at the Springs Preserve displays Gila monsters for visitors to see up close. And the lizards can be found in Lake Mead National Recreation Area. A spokesman said they are most common in ...

The Gila monster's bite may be agonising, but humans have been using the lizard's venom to save lives. Over 30 years ago scientists discovered the potential of Gila monster venom as a treatment for ...