While they may incite fear due to their impressive dimensions, these spiders play crucial roles in their ecosystems and have become subjects of significant scientific interest and study.

The world's biggest spider can grow to the size of a dinner plate and even feed on birds. It is the theraphosa blondi, more ...

The Goliath birdeater doesn't just it birds. It also eats small rodents, frogs and insects. Milan Zygmunt / Shutterstock ...

Spiders, the creepy crawlies of the natural world. Considering arachnophobia is one of the most common fears in the world, ...