As night fell across a mountain ravine in Ecuador, a “cryptic” creature with “blue” bones emerged from its hiding spot and perched on some plants. Its “leather”-patterned eyes scanned its surroundings ...

Scientists found a venomous 1-foot-long creature on a road in Venezuela and discovered a “cryptic” new species, a study said. Photo from Getty Images / iStockphoto Alongside a mountain road in ...

Kultarrs are tiny, cryptic creatures that only come out at night. Now, scientists are finally learning how they live.