Animal Quote by George Perkins Marsh
“The equation of animal and vegetable life is too complicated a problem for human intelligence to solve, and we can never know how wide a circle of disturbance we produce in the harmonies of nature when we throw the smallest pebble into the ocean of organic life.”
![“When not protected by law, by popular favor or superstition, or by other special circumstances, [birds] yield very readily to the influences of civilization, and, though the first operations of the settler are favorable to the increase of many species, the great extension of rural and of…” quote by George Perkins Marsh](https://sms4smile.com/quotes/img-quotes/34e/george-perkins-marsh-40286_agriculture_when-not-protected-by-law-by-popular-fav_1567838.jpg)
