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Famous as the catalyst of the “fight or flight” response
The Mind of the Horse brings together the current state of equine research and will likely stimulate surprising new discoveries
A landmark in popular bird books
keeping them habitable
Oxygen: A Four Billion Year History Format:Hardcover Famous as the catalyst ofThe air we breathe is twenty one percent oxygen, an amount higher than on any other known world. While we may take our air for granted, Earth was not always an oxygenated planet. How did it become this way? Oxygen is the most current account of the history of atmospheric oxygen on Earth. Donald Canfield one of the world's leading authorities on geochemistry, earth history, and the early oceans covers this vast history, emphasizing its relationship to
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