Nobody Knows What Built These Weird Little Web Structures

For some baffling reason, a bunch of tiny, fence-like web structures keep showing up in the Peruvian jungle. Measuring about two centimeters across and delicately constructed, they're beautiful in a way. And since scientists have no idea how they got there, they're also totally mysterious. » 9/04/13 7:50pm 9/04/13 7:50pm