Small Spiders Have Big Brains That Spill Into Their Legs

Tiny spiders have such huge brains for their body sizes that the organs can spill into the animals' body cavities, a new study shows.

Big brains bring change: Inside the social life of spiders

Found this big spider in my garage any idea what kind of spider it

Spiders Commonly Found in Gardens and Yards - Susan Masta

Some spiders are so clever their brains extend down into their

Brown Recluse Spiders: How to Tell if You Were Bitten

Trogloraptor (U.S. National Park Service)

Smithsonian Insider – Brains of tiny spiders fill their body

Tiny Spider Brains Overflow Into the Body and Legs

Some spiders are so clever their brains extend down into their legs