Bull ant evolves new way to target pain - Science Daily

Researchers found a bull ant venom component that exploits a pain pathway in mammals, which they believe evolved to stop echidnas attacking the ant's nests.

Australian bull ants have evolved a venom molecule perfectly tuned to target one of their predators -- the echidna -- that also could have implications for people with long-term pain, University of Q… [+2170 chars]

full article...