Here is one famous case study: https://www.yellowstonepark.com/things-to-do/wolf-reintroduction-changes-ecosystem https://www.yellowstonepark.com/things-to-do/w

Here is one famous case study: https://www.yellowstonepark.com/things-to-do/wolf-reintroduction-changes-ecosystem https://www.yellowstonepark.com/things-to-do/wolf-reintroduc... The thing is that an ecosystem is a complex biological machine. When we go pulling out tiny sprockets from the machine, things break in ways we can’t predict and often don’t expect. I am far less concerned about an asteroid hitting Earth and ending life as we know it, than I am about farmers eradicating insect “pests” leading to the collapse of life as we know it.