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Botany (1) Trees: Magnificent Structures of the Natural World  From: The Natural History Museum Trees are perhaps the most familiar of all organisms. They grow all around us, in towns as well as in the countryside, and most people can recognise a few species. Not only are trees the largest organisms that have ever lived--some giant redwoods are ten times heavier than a full-grown blue whale--but they have also dominated dry land for over 300 million years, far longer than the dinosaurs or mammals. | |||||||||||||||
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