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Trophic cascades are powerful indirect interactions that can control entire ecosystems, occurring when a trophic level in a food web is suppressed. For example, a top-down cascade will occur if predators are effective enough in predation to reduce the abundance, or alter the behavior of their prey, thereby releasing the next lower trophic level from predation (or herbivory if the intermediate ...
Yellowstone National Park and the Yellowstone Caldera 'hotspot' are within it. [1] The area is a flagship site among conservation groups that promote ecosystem management. The Greater Yellowstone Ecosystem (GYE) is one of the world's foremost natural laboratories in landscape ecology and Holocene geology, and is a world-renowned recreational ...
Yellowstone National Park is a national park of the United States located in the northwest corner of Wyoming and extending into Montana and Idaho.It was established by the 42nd U.S. Congress through the Yellowstone National Park Protection Act and signed into law by President Ulysses S. Grant on March 1, 1872.
The Fishes of the Yellowstone National Park—With Description of Park Waters and Notes on Fishing (PDF). Washington D.C.: Department of Commerce, Bureau of Fisheries. Brodrick, Harold J. (1952). Birds of Yellowstone National Park: A Descriptive Check List of the Birds of Yellowstone with Helpful Illustrations. Yellowstone National Park.
Yellowstone National Park is symbolic of the American West to many. It became the world’s first national park when President Ulysses Grant signed it into existence in 1872. Most Yellowstone ...
A freshwater aquatic food web. The blue arrows show a complete food chain (algae → daphnia → gizzard shad → largemouth bass → great blue heron). A food web is the natural interconnection of food chains and a graphical representation of what-eats-what in an ecological community.
The Greater Yellowstone Ecosystem is a uniquely large contiguous ecosystem of the northern Rocky Mountains, within areas of Montana, Wyoming, and Idaho in the northwestern United States. It includes the Yellowstone Caldera region, and is protected within 2 U.S. National Parks , 5 U.S. National Forests , and 10 Wilderness Areas .
What 'Yellowstone' Gets Wrong About Food Alison Dominguez "Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Like many other people, I've been sucked ...