Only within the 20th Century has biological thought been focused on ecology, or the relation of the living creature to its environment.… — Rachel Carson Copy Share Image
“In Galapagos, as elsewhere, things of the mind, including intellectual ramifications from evolutionary theory, and things of the spirit, like the feeling… — Barry Lopez Copy Share Image
“Only within the 20th Century has biological thought been focused on ecology, or the relation of the living creature to its environment.… — Rachel Carson Copy Share Image
