During his expedition to the Galapagos, Darwin collected different bird species. When he took time to analyze them, he noticed that out of all the birds he collects, they were all based on only 13 different species, but each bird had different features depending on which island they lived on. With these findings, Darwin knew he was heading into dangerous waters because many people at that time believed that God made all things perfect.
With further investigation Darwin believed that humans were derived from fish, and he created the “Tree of Life,” where everything was connected to each other. He also noticed that in dogs, people cold breed two dogs and make