Golden orb weaver spiders (Nephila clavipes) keep track of how many insects are caught in their webs. Túngara frogs (Physalaemus pustulosus) even stage numerical duels as part of their mating ritual: ...

The invasive Joro spider (Trichonephila clavata) is endemic to East Asia. It was first discovered in the U.S. in North ...

Looking for a chemical-free way to keep spiders out of your home? Peppermint oil can be an effective repellent, as spiders ...

A small and once-overlooked spider has left scientists baffled with a novel method of killing that goes against the spider's grain. The feather-legged lace weaver spider doesn't bite and isn't ...

Yet that predation-by-silk-and-toxic-barf turns out to be exactly how the spider called a feather-legged lace weaver (Uloborus plumipes) kills its meals. Zancolli and colleagues describe the novel ...

Orb-weavers spin some spectacular webs, some being more than three feet in diameter! There are more than 3,000 different orb weaver species. Many of them are brightly colored with yellow, blue and red ...

The cephalothorax combines the head and thorax into one body segment. Compared to the cephalothorax, the abdomen is usually the larger part of a spider’s body. The abdomen contains much of a spider’s ...