But for the Grants, the rewards have been great: They have done nothing less than witness Darwin's theory of evolution unfold ... of small birds called Darwin's finches. The struggle is mainly ...

Scientists long after Darwin spent years trying to understand the process that had created so many types of finches that differed mainly in the size and shape of their beaks. Most recently ...

Overall, there are about 15 closely related species of Darwin's finches. The video could be used as starter on a lesson on evolution, adaptation and natural selection, or as a part of a discussion on ...

Georgia Tech scientists are revealing how decades-long research programs have transformed our understanding of evolution, ...

Darwin's Finches These drab but famous little birds of the Galapagos Islands are a living case study in evolution. Isolated in the South Pacific, they have developed 14 species from a common ancestor ...

Darwin, who assumed that evolution plodded along at a glacially slow rate, observable only in the fossil record, would be equally delighted by another discovery. In those same Galápagos finches ...

Charles Darwin's theory of evolution by natural selection made ... Darwin did not have a great eureka moment on the Galapagos. He studied finches, tortoises and mockingbirds there, although ...

because Darwin's finches use songs to attract mates, then song changes related to beak evolution could perhaps catalyze ecological speciation." But, at the time, Podos had no smoking-gun ...

After a variety of zoological discoveries Wallace proposed a theory of evolution ... as a mountain or river. Darwin's drawings of the different heads and beaks of finches Darwin's observations ...

Darwin’s finches are often thought of as inspiring a ‘eureka moment’, but it was actually mockingbirds that impacted Darwin's thoughts on evolution. Darwin had collected mockingbirds in South America ...

The study showed that populations don’t lose their “evolvability,” even if conditions remain the same for many generations.