Answer:
naturalist Charles Darwin
English naturalist Charles Darwin developed the idea of natural selection after a five-year voyage to study plants, animals, and fossils in South America and on islands in the Pacific. In 1859, he brought the idea of natural selection to the attention of the world in his best-selling book, On the Origin of Species.
Temperature, food, pollutants, population density, sound, light, and parasites.
there is no images so i dont know what countries.
Conquered people were brought together in their hatred for their French oppressors .