Voyage Of The Beagle Research Paper

Born February 12th 1809 - Died April 19th 1882 The voyage of the Beagle (most important work): Started December 27th 1831 (lasted almost 5 years) Voyage around the world He found evidence to propose a revolutionary hypothesis about how life changes over time (evolutionThe smallest, lowest islands were hot and dry = no vegetation The higher Islands were very wet. More vegetation Was fascinated by tortoises and marine iguanas on Island Tortoises varied on different Islands. The shape of shell were used to identify which island the different tortoises lived onDarwin and ornithologist associated identified 13 species of finches collected on the Galápagos Islands Finches' beaks …show more content…
More vegetation Was fascinated by tortoises and marine iguanas on Island Tortoises varied on different Islands. The shape of shell were used to identify which island the different tortoises lived onDarwin and ornithologist associated identified 13 species of finches collected on the Galápagos Islands Finches' beaks varieties were associated with diets based on different foods Over generations they changed automatically to allow them get enough food to survive and reproduce Finches with beaks better suited for eating cactus got more food and a better condition to mate. Those with beak shapes that were better suited to get nectar from flowers or eating hard seeds in other environment had their own advantage Examples: Cactus finches' boast longer and it is more pointed than ground