When Charles Darwin studied the animals on the Galapagos islands, he found that finches had adapted to their circumstances and developed distinct traits. Some Finches had evolved to eat seeds, some to spear insects, and eat cactus fruit and seeds. They evolved together with their environment over a very long period of time. Their beaks have high utility in their contexts yet if you moved a Ground Finch to an environment where the main source of food were cactus, that finch might starve, or at...
