![Pbs Learning Media: Finch Beak Data Sheet [Pdf] Website](https://content.lessonplanet.com/knovation/original/38853-54307de55e3ff0df41d67fbc6e061b4b.jpg?1661365772 "Pbs Learning Media: Finch Beak Data Sheet [Pdf] Website")
PBS
Pbs Learning Media: Finch Beak Data Sheet [Pdf]
This graphic from Ecology and Evolution of Darwin's Finches by Peter Grant presents data from the Galapagos Islands, showing that a severe drought put selective pressure on the population of Darwin's finches and resulted in a change in...