On the Galapagos Islands, where Charles Darwin's observations led to his evolutionary theory, scientists are now reporting that they're witnessing a single species splitting into two, according to a ...

The Grants return each year to Daphne Major to observe and measure finches. They have been collecting data on the finches for over 25 years and have witnessed natural selection operating in different ...

A new study reveals how a remarkable group of plants on the Galápagos Islands developed their diverse leaf shapes—offering unique insight into evolution at the genetic level. A large international ...

Scientists are working hard to thwart a blood-sucking fly that is decimating populations of the charismatic finches that helped Charles Darwin formulate the theory of evolution. The avian vampire fly, ...

The origin of evolutionary theory and a miraculous ecosystem born from isolated oceanic islands—First, let's grasp the ...

Plants in the genus Scalesia have evolved adaptive traits multiple times, but not always using the same genes. The photo shows the serrated leaves of Scalesia affinis (radiate-headed scalesia). The ...