Compare And Contrast Earthworms And Pigeons

The two organisms darwin studied after the voyage to the Galapagos islands were earthworms and pigeons. For earthworms, he studied how the earthworms helped with planting food and how they worked with the soil. He realized the earthworms get more excited to eat cherries and carrots, rather than raw meats. For pigeons, he bred many different kinds of pigeons and was very enthusiastic on the outcome. They became “ fancier” says Charles. It helped them with better development.

These examples helped the theory of evolution by natural selection because it show that earthworms now tend to be more energetic towards their jobs. Evolution through the years helped the earthworms become more handier. As darwin continued to breed more and more pigeons,