Check out these Mud Wasps: https://en.wikipedia.org/wiki/Mud_dauber https://en.wikipedia.org/wiki/Mud_dauber In SoCal, at least, they'll hunt down a bunch of b

Check out these Mud Wasps: https://en.wikipedia.org/wiki/Mud_dauber https://en.wikipedia.org/wiki/Mud_dauber In SoCal, at least, they'll hunt down a bunch of black/brown widows and stick them in a mud nest for their wasp offspring to eat. They almost never sting people and clear up poisonous spiders from your yard!