Facts About American Toad

The American toad (Anaxyrus americanus, an amphibian) are commonly found in eastern United States and Canada. There are 3 subspecies; the dwarf American toad (A. a. charlesmithi), the eastern American toad (A. a. americanus) and the rare Hudson Bay toad (A. a. copei). They are known to hibernate during the winter.


Female American toad lay eggs in 2 strings and these eggs, when fertilized can hatch in 2 to 14 days. Tadpoles reach adulthood in 50 to 65 days but with help from the Chlorogonium alga, the tadpoles can grow bigger faster. Young tadpoles have toxic chemicals in their skin, which provides a sort of defense mechanism.


The eastern American toad are about 5 to 9 cm (2 to 3.5 inch) long and can grow up to 11.1 cm (4.4 inch). The dwarf American toad is much smaller at 6 cm (2½ inches) in length.


American toad loves insects. Their diet also includes crickets, earthworms, mealworms, ants, slugs, spiders, moths, centipedes, and other small invertebrates. They can also eat their skin as they shed it. As for the dwarf American toad, their diet includes mainly spiders, worms and small insects.

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