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By Photo by Jens Petersen, Edited by User:Olegiwit (cloned in part of fins) and Fir0002 (removed spots and noise) (File:Pterois_volitans_Manado.JPG) [(GFDL), (

Lionfish wave their fins for help

Fish aren’t considered very cooperative, but a newly observed behavior suggests differently. Researchers studying lionfish have noticed that they wave their fins at each other to request help with hunting, National Geographic reports. The study, described online today in Biology Letters, concludes that the fish are on to something; they’re 50% more successful when they hunt with a friend than when they’re on their own.

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