It's mating season for most of the 29 species of tarantulas in the United States, 10 of which can be found in California, ...

Arizona tarantulas are on the move, migrating in search of mates. What to know about tarantula mating season and where to see ...

Tarantula mating season typically takes place from late August to October. High temperatures and moisture drive the creatures from their burrows, and males go out to search for partners.

Thousands of giant, hairy spiders are about to swarm across the five US states, and experts are warning hikers and drivers to ...

Thousands of giant, hairy spiders are about to swarm across the five US states, and experts are warning hikers and drivers to stay alert.

A new tarantula species has been found in southeastern Arizona by two researchers who have identified more of the giant spiders than just about anyone on Earth.

Spider venom research in Mexico reveals compounds that could fight antibiotic resistance and treat heart disorders with new ...

Arizona’s desert tarantulas (primarily Aphonopelma chalcodes) are among the state’s most misunderstood creatures. These large, hairy spiders can span up to 5 inches and are commonly encountered during ...

Despite its inhospitable appearance, Death Valley National Park actually has quite a bit of life in its landscape. One of the animals you are likely to spot is the coyote, Death Valley National Park / ...