Trap-Door Spiders and Other Amazing Predators

Trap-Door Spiders and Other Amazing Predators — page 3
A beetle crawls near the spider’s burrow It doesn’t see the hidden door When the beetle reaches the door its movement creates vibrations The waiting spider cannot see or smell the beetle But it can feel the vibrations Without warning the door bursts open The spider lunges out It grabs the beetle and drags it back down into the tunnel The door closes automatically behind it It takes less than a second for a trap-door spider to capture its prey 6