A handful of new studies moves the needle toward a consensus on the long-disputed question of whether insect wings evolved from legs or from the body wall, but the devil is in the details.
Jennifer A. Schweitzer, Mark A. Genung, and Joseph K. Bailey | Sep 1, 2014 | 10+ min read
In addition to serving as a set of instructions to build an individual, the genome can influence neighboring organisms and, potentially, entire ecosystems.
Many species of birds and other vertebrates form pair bonds and mate with just one other individual for much of their lives. But the unions don’t always work out. Scientists want to know the underlying factors.