Y. Schnytzer et al. PeerJ (31 January 2017)

Caught in the crossfire of crab brawls, anemones get torn in half

Named for the stringy anemones they hold in each claw, pom-pom crabs use their stinging buddies to scare off predators and mop up food. Now, new research shows that the crabs steal anemones from each other and then force them to reproduce asexually—by ripping them in half, PeerJ reports. Watch two crabs battle for their beloved pom-poms in National Geographic's video. 

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