In the segment of the scientific community that studies animal behavior, a question asked repeatedly is whether rational thought exists in species other than human, and how prevalent it is. Not choices made based on ingrained survival instincts, but thought that drives decision making.
That intriguing concept has been found to exist. But a new paper just released focusing on continuation and evolution of species states that a team of University of Washington researchers, in describing their work, "is among the first to see if rationality extends to mate choice."
They did this by studying the practices and habits of fruit flies.
Led by Daniel Promislow, the senior author of the study titled, "Mate choice in fruit flies is rational and adaptive," the team found...