You're more likely to spot egg sacs than the spider eggs themselves. Spider egg sacs (not "egg sacks") are small, round or teardrop-shaped bundles made of silk. They're often white, cream or pale ...

Although black widow spiders tend to be solitary arachnids, they may still attract a mate and lay eggs. Also, one black widow ...

The trapdoor spider is one of the sneakiest hunters in the arachnid world. These clever spiders are named for their unique hunting strategy: They build burrows with hinged "doors" made of soil and ...

“When they’re laying eggs, female black widow spiders can be a little bit more defensive,” said Dr. Bazzoli. “We often see black widow bites on the hands and the ankles — the places ...

Many species in the genus Brassia are pollinated by parasitic wasps, which normally lay their eggs on spiders. The patterns and structure of Brassia orchids resemble a spider in its web enough to ...