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What North America looked like 13,000 years ago
This video maps the disappearance of North America’s extinct animals across the world map, revealing how entire ecosystems once stretched across the United States and Canada. From mammoths and ...
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What happens to ecosystems when you restore iconic top predators? It's more complicated than you might think
Across North America, mountain lions, bears and gray wolves have made a remarkable comeback over the last 50 years. Once nearly exterminated, these animals have been recovering their populations and ...
From a beautiful fish that’s eating the Caribbean to a tiny bivalve with a huge impact, North America’s most notorious introduced species have reshaped the continent’s ecosystems Benjamin Hack A ...
Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. The future of ecological harmony could lie in North America’s largest rodent — if we can learn to ...
A grey wolf prowls through Yellowstone National Park near Mammoth Hot Springs in Montana. A group of 66 wolves was reintroduced to Idaho and Yellowstone in the late 1990s. They now total 2,800 ...
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