PHOENIX — The dry conditions in Arizona are leading to some unwanted pests showing up earlier this year. “The scorpion population is breeding early,” said Sage Garvey, director of technical operations ...

There are 1,400 known species of scorpions worldwide, with 40 to 60 species found in Arizona. These arachnids typically emerge in the spring and summer, with peak activity from April through October ...

The scorpions that scurry around this desert region emerged from their winter slumber early this year. Usually dormant until late March, the creatures came out in February as temperatures soared, ...

Scorpions‘ ancestors first appeared around 450 million years ago. That’s as old as sharks, older than dinosaurs, and even older than trees. Scorpions evolved from these early arthropods, known as ...

A newly described scorpion dating back to the early Silurian period is answering important questions about the first arachnids and the adaptations that enabled some of the earliest animals on Earth to ...