The juvenile spider sat in a glass vials, one of thousands tucked away in the archives of Brazil’s Atlantic Forest ...

Parasites have been attaching themselves to spiders for millennia. Given the large number of spiders and the wide variety of ...

What looked like a pearl necklace on a tiny spider turned out to be parasitic mite larvae. Scientists identified the mites as a new species, marking the first record of its family in Brazil. The ...

At Brazil's Butantan Institute, Ricardo Bassini-Silva identified mite larvae feeding on a millimeter-scale specimen in the museum's archive.

When researchers studying spiders and scorpions at the Zoological Collections Laboratory of the Butantan Institute in São Paulo, Brazil, came across a few-millimeter-long spider wearing something ...

Mites form a “string of pearls” on a spider of the Sparassidae family Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing ...