Agile bat-shaped robot may change the face of drones 

WASHINGTON — Holy drone, Batman! Mechanical masterminds have spawned the Bat Bot, a soaring, sweeping and diving robot that may eventually fly circles around other drones.

Because it mimics the unique and more flexible way bats fly, this three-ounce prototype could do a better and safer job getting into disaster sites and...
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Owl swoops in , grabs and wrecks the three ounce drone , flies away.
(do a search for "what eats bats" owls are high on the list)

:)