Jawless fish brains may be more similar to ours than scientists ever expected. It turns out that the complex divisions in the vertebrate brain first appeared before the evolution of jaws, more than 500 million years ago.
A recent study found that 'parthenogenesis' the virgin birth may be quite common among snakes
About 390 million years ago, the first vertebrate animals moved from water to land. Now, scientists are learning a bit more about how this evolution occurred.
Researchers at the Israel Institute of Technology have recently confirmed the biological purpose of the wiring of the human eye. From a practical standpoint, many scientists have noted how it doesn't quite make the most sense. In vertebrates, the photoreceptors are located behind the eye-resulting i...