As the Nile river flooded each year in ancient Egypt, frogs would appear in abundant numbers as the waters receded and left nutrient-rich soil behind that supported agriculture. Frogs became symbols of abundance, and a frog became a symbol for the number hefnu, which meant either 100,000 or simply "an immense number.”  |
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At least one-third of known amphibian species, including frogs, toads, salamanders, newts and caecilians are threatened with extinction.
Learn about frogs all over the world and more about Conservation.
Amphibians are very adaptable creatures and can be found in a wide variety of habitats throughout the world. Explore where they live using our interactive habitat scroller. View Our Interactive habitat scroller |
 Want to learn more about amphibians? Look no further than our amphibian education section "Leaping and Learning!" You'll find fun curriculum, frog crafts, activities, games and an inside look at the amphibian field work that the Houston Zoo staff is involved in!
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