ImpressionA group of birds loses its bearing and gets stranded on the Galapagos Islands. The islands offer a rich but diverse food supply to the newcomers. On some of the islands, seeds are the main source of nutrition, on others cactuses or insects. | AdaptionWhen Charles Darwin lands on the Galapagos Islands, he notices birds that look and twitter alike, but show certain distinct features. A closer look reveals that the beaks of the birds have adapted to their main food source. | SelectionDarwin’s finches have adapted to their respective habitats by means of specialization and have extended the biodiversity of the species. |
