Most house spiders are carnivores and enjoy eating a variety of household insects like flies, cockroaches, earwigs, mosquitoes, fleas, moths, and ants. The type of diet they have depends a lot on the species as well.

Do house spiders eat ants?

House spiders are limited to bugs small enough to make it into the house. They usually eat fleas, ants, flies, roaches and earwigs. Nearly every species is carnivorous so eats other animals like insects and bugs.

What type of spiders eat ants?

Ant-Eating Spiders

Many spider species eat ants whenever they can grab them. The Black Widow, Jumping Spider and the Lynx spider are a few species that prey on ants. Most spiders weave webs from spider silk to trap prey.