Curated OER
Hawaiian Bird Beak Adaptation
Students explore adaptation by participating in a lab activity. In this bird characteristics lesson, students discuss the different purposes birds have for their beaks and conduct an experiment testing which beaks collect food best....
Field Museum
The Case of Darwin's Finches
One of the most striking pieces of evidence for Darwin's Evolution of Species was his observations of finches and how their beaks differed from island to island, depending on their primary food sources. So what would happen to the theory...