Tarantula mating season is here — and if you're in the Southwest, you might see hordes of these fist-sized spiders marching across the landscape. From late summer through fall, male tarantulas emerge ...

If you’re hiking or camping in the arid Southwest and West in the next few months, get ready for what could be the experience – or fright – of a lifetime. Across the United States, in California, ...

Tarantula mating season occurs in the fall, primarily in southwestern states. Male tarantulas wander in search of females, while females remain near their burrows. Tarantulas are generally docile but ...

LA JUNTA, Colo. — Finding a mate is risky business this time of the year for the Colorado brown tarantulas that populate southeastern Colorado. In the late summer, thousands of male tarantulas scour ...

A rare and mysterious migration is now underway across parts of the American Southwest — and it’s happening right underfoot. Every year from late summer into fall, thousands of male tarantulas leave ...