![Darwin's short-beak enigma solved: Mutation in the ROR2 gene is linked to beak length in domestic pigeons Darwin's short-beak enigma solved: Mutation in the ROR2 gene is linked to beak length in domestic pigeons](https://scx2.b-cdn.net/gfx/news/2021/darwins-short-beak-eni.jpg)
Darwin's short-beak enigma solved: Mutation in the ROR2 gene is linked to beak length in domestic pigeons
![just saw a bunch of pigeons hanging out in a park and a few of them didn't really look like pigeons at all. are they pigeons? if not, what kind of bird just saw a bunch of pigeons hanging out in a park and a few of them didn't really look like pigeons at all. are they pigeons? if not, what kind of bird](https://i.redd.it/qg5uoxv3e0y71.jpg)
just saw a bunch of pigeons hanging out in a park and a few of them didn't really look like pigeons at all. are they pigeons? if not, what kind of bird
![He? She? Or just plain Cher Ami? Solving a century-old pigeon mystery | National Museum of American History He? She? Or just plain Cher Ami? Solving a century-old pigeon mystery | National Museum of American History](https://americanhistory.si.edu/sites/default/files/RWS2018-02328_Sq.jpg)