Praying mantises have no venom and no stinger, yet their ambush attacks can bring down prey far larger than themselves, including frogs, lizards and birds. When a hummingbird comes within roughly 5 to ...

It all began innocently enough. A friend photographed a small hive-like substance in our local nature preserve. The spongy mass was weird-looking and about the size of a marshmallow. He figured it ...