Trophic Cascade Quotes

Crocs are apex predators, and as with all apex predators, they are critical to the environment: if you lose the crocs, you'll lose the barramundi, you'll lose the crabs - a catfish can eat 30,000 barramundi fingerlings, and who do you think eats the catfish? Crocs.

Without sharks, you take away the apex predator of the ocean, and you destroy the entire food chain.

If you take away the predators in the prairies and the national parks, you suddenly have an explosion of elk, and then you have a lack of the food source for the elk, so they strip all the ground bare and that takes away the cover, on and on and on and on. The whole food chain is disrupted.

Apex predators are good for an environment in terms of biodiversity and trophic cascade - we have very few. But realistically, only a few areas could sustain free-roaming wolves in Britain, mostly in Scotland.

At either end of any food chain you find a biological system-a patch of soil, a human body-and the health of one is connected-literally-to the health of the other.

The biggest predator of fish like cod is other fish - and seals keep fish like that in check.

People need to look at wildlife conservation in its totality. As soon as you lose the apex predator, it has harmful consequences right down the food chain.

The cows shorten the grass, and the chickens eat the fly larvae and sanitize the pastures. This is a symbiotic relation.