| | Great Barrier Reef The Great Barrier Reef is the most extensive coral reef in the world, consisting of some 2,900 smaller reefs, 600 islands, 300 coral cays, and thousands of species. It is... Read more | Echinoderms Echinoderms are a diverse group of marine invertebrates that include brittlestars, starfish, sea lilies, feather stars, sea cucumbers, and sea urchins. There are about 6000 species of echinoderms. These creatures... Read more | Flycatchers Give Clues to Species Divergence A team of scientists from Uppsala University in Sweden have sequenced the genomes of two species of flycatchers, the European pied flycatcher and the collared flycatcher. The genome sequencing data... Read more | Reptiles Reptiles are a group of vertebrates that includes crocodilians, lizards, snakes and turtles. There are about 8,000 species of reptiles alive today. Early reptiles diverged from other amniotes between 320 and 310 million years ago during the late Carboniferous Period. The articles listed below provide information about the characteristics, classification and evolution of reptiles. | | | | Related Searches | | | | Featured Articles | | | | More from About.com | | | | | | Plan a Caribbean Vacation Whether you're planning a romantic escape, a girlfriend getaway, or an active family vacation we've got the resources you need. Read more...>
| | | | How to Eat Locally Eating locally has many benefits, the food is fresher, tastes better, and has less environmental impact. But how can you get started? Read more...>
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