Classification of Life, 2nd EditionTwenty-First Century Books, 1 янв. 2013 г. - Всего страниц: 78 How are polar bears related to pandas? For thousands of years, philosophers and scientists have tried to organize and understand, or classify, the relationships among Earth's animals and plants. Early classification systems were cumbersome and inconsistent. In the late 1720s, Carl Linnaeus began developing a classification system to describe relationships among all living things, including animals, plants, fungi, and bacteria. This organization, called the tree of life, is still the basis of the classification system used by scientists today. |
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... identified about 1.7 million different species. But some experts believe that as many as 100 million species may share our planet. How do we keep track of so many organisms (living things)? Scientists classify organisms, or sort them ...
... identified almost three hundred monkey species. Where does this newfound creature fit in? While observing the monkey from a distance, Jones and Davenport noticed that it was a lot like the mangabey monkeys living nearby. It looked ...
... identifying newfound species, we'll need to keep reworking our ideas about the relationships among living things. But that's no reason to stop trying to organize the natural world. Like the earliest humans, we too have a deep desire to ...
... identify plants. Cesalpino specialized in preparing herbal remedies for a wide range of illnesses. In 1583 Cesalpino wrote De plantis (On Plants), a book that finally replaced Theophrastus's ancient texts. In this book, Cesalpino ...
... identifying, naming, and classifying living things. What Is Taxonomy? When Linnaeus classified creatures, his main goal was bringing order to the natural world. Modern taxonomy has an even more ambitious goal: to understand how life on ...
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Classification Meets Evolution | 26 |
Adding New Kingdoms | 34 |
The Birth Of Cladistics | 40 |
Kingdoms Or Domains? | 49 |
Glossary | 62 |
Biographies | 66 |
Source Notes | 71 |
Selected Bibliography | 72 |
Further ReadingWebsites | 74 |
Index | 76 |
Photo Acknowledgments | 78 |
Back Cover | 80 |
Timeline | 64 |