Species Diversity |
 Look around you. You are surrounded by life - some of it you can see, some of it you can't see. Species diversity is the variety of life forms found on earth.
Diversity of Life - There are millions of known and unknown species. Ecosystems - Everything in the natural world is connected. An ecosystem is a community of living and nonliving things that work together. Classifying Life - All the species of organisms on earth fall into one of five categories or kingdoms. Classifying Mammals - Scientists have organized mammals into orders based on their characteristics and their structures. Classifying the Bobcat - Find out how scientists classify one animal, the bobcat. Plant Diversity - Learn about the over 300,000 plant species in the world. Mosses and Liverworts - These types of plants have no roots, leaves or stems. Tracheophytes - This group of plants has roots, stems and leaves. Ferns - Ferns don't have seeds. They have spores. Conifers and Cycads - These plants are gymnosperms. They have seeds, but no flowers! Angiosperms: Flowering Plants - There are over 250,000 species of angiosperms. Angiosperms are flowering plants. They make up around 80 percent of all the living plant species on Earth. | Did You Know? ...scientists have identified only a fraction of all the different species on Earth.
... one out of every five animal species is a type of beetle! What Do You Think? Click here to test your diversity knowledge. NatureFiles
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