These terrifying arachnids, commonly known as camel spiders, use powerful scissoring ... in the video below — they chow down on small birds. Braboowi, CC BY-SA 3.0 This arachnid has commonly ...

These are tiny spiders. Female redback spiders are about 0.4 inches (10 mm), while male redback spiders are much smaller, only about 0.11 to 0.16 inches (3 to 4 mm). Female redback spiders are ...