Yes but only some not all.
Black Widows get their name from the habit of eating their mates.
I think that there are insects that the Spiders eat.
grass spiders eat other spiders
yes frogs do eat small spiders
Spiders eat insects
yes crows eat spiders
they eat insects and they are very keen for spiders
They eat insects and other spiders
only as babies will they eat insects and spiders.
no some insects do not eat spiders
Spiders are carnivorous, they eat insects
Most crickets eat spiders. If the spider is big than no. The common crickets only eat small spiders.
To my experience, in fact spiders do eat turtles.