Insects: Many insects prey on spiders, including parasitic wasps, ants, beetles, and dragonflies. Some insects, such as the bolas spider, even use prey as bait to attract spiders.
Other spiders: Spiders are often cannibalistic, and many species will eat other spiders, including their own young.
Birds: Birds are major predators of spiders, and many species specialize in catching and eating them. Some birds, such as the flycatcher, even use spiders as bait to attract other birds.
Reptiles: Many reptiles, such as snakes and lizards, eat spiders. Some reptiles, such as the gecko, even specialize in catching and eating spiders.
Amphibians: Amphibians, such as frogs and toads, also eat spiders. Some amphibians, such as the salamander, even specialize in catching and eating spiders.
Mammals: Mammals, such as shrews, mice, and bats, also eat spiders. Some mammals, such as the hedgehog, even specialize in catching and eating spiders.
Other animals: There are many other animals that eat spiders, including other invertebrates, such as centipedes and scorpions, and vertebrates, such as fish and birds.