Giving male Bornean rock frogs testosterone found to exaggerate their kicking gestures

A team of researchers from Brown University, the University of Vienna and Smith College has found that giving male Bornean rock frogs testosterone pushes them to exaggerate their provocative kicking gestures. In their paper published in Proceedings of the Royal Society B, the group suggests their experiments show that the kicking gesture evolved as a means to intimidate other males by taking advantage of their visual system.


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Source: Phys.org