convergence

Living the Scientific Life (Scientist, Interrupted)

Tag archives for convergence

Ratite Flight: Lost But Not Forgotten

tags: ratite, tinamous, evolution, biogeography, phylogenomics, convergence, flightlessness, Paleognath, homoplasy, vicariance White-throated Tinamou, Tinamus guttatus. Image: Wikipedia. New research suggests the ostriches, emus, rheas and other flightless birds known as ratites have lost the ability to fly many times, rather than just once, as long thought. Further, the ratites appear to form a group with…