Black Widow Spider
Conservation Status: Least Concern
Size: Female is larger, 1 to 1.5 inches in size. The weight is 1 gram.
Range: North America
Habitat: Dark areas; prefers wooden structures such as log piles, fallen logs or barns
Breeding: Mating season begins in the
Nesting: egg sac with between 100-400 eggs located in a dark secluded area.
Warnings: Poisonous! The venom of the female can be very potent.
Description & Behavior
The female Black Widow spiders are black with a red hourglass shape on the underside, males are dark brown in color with no red marking, but is spotted and may have yellow and red bands on the back.