Skip to content

Tag: Proceedings of the National Academy of Sciences

tettigades cicada

Cicadas Race to Catch Up With Their Evolving Endosymbionts

In cicadas, a world of microbes has evolved to provide them nutrients. Researchers at the University of Montana have discovered that a cicada bacterial endosymbiont, Hodgkinia cicadicola, has split into at least two dozen lineages within cicada cells, in an apparent case of nonadaptive evolution.

beetle ectopic eye

How to Make a Four-Eyed Beetle

By Viviane Callier One of evolution’s oldest tricks is to apply old genetic building blocks at new times or places in development to create a new structure. But that isn’t […]