The northern black widow. You’ll notice a row of red spots ... They bite only when disturbed. The male of this species has an elongated body with white and red markings on the sides.

Crawford points out that juvenile females more closely resemble the complicated male pattern. “The northern black widow, Latrodectus variolus, lives in the northeastern U.S. and southeastern ...

A male western black widow spider looks very ... This map shows suitable predicted climatic habitat for the northern black widow from 1990 to 2016. The range of the species is inching northward.

Male and female black widow spiders exhibit striking differences. Females are larger, with glossy black bodies and a red hourglass marking, while males are smaller and drabber. Females are known ...

Male brown widow spiders live for six months to ... of widow spiders in the United States, including the northern and southern black widow and the red widow. The brown widow spider is considered ...

Whether you love spiders or have full-blown arachnophobia, you can appreciate the charisma of the black widow, known for its unique appearance and venomous bite. But there is more to these eight ...

Black widow spiders get a bad rap ... In keeping with their name, black widows mostly bite men. Not because they bear any resentment towards them, but because men have historically been the ones to ...

Crawford points out that juvenile females more closely resemble the complicated male pattern. Latrodectus hesperus, the western black widow. “The northern black widow, Latrodectus variolus ...