
Green treefrog (Hyla cinerea) on a wall with painted leaves, Everglades National Park. |
Florida, part 22: Amphibians
Florida Peninsula is a frog country. Frog biomass here is among the highest in the world. On rainy nights, driving is often made difficult by millions of frogs and toads crossing the roads.
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Green treefrogs, ENP. |

Green treefrog, Goethe State Forest. |
Green and squirrel treefrogs are abundant in Florida. The former is more commonly seen in summer, the latter - in winter. |

Green treefrog, Blowing Rocks Preserve. |

Green treefrog, Andrews Wildlife Management Area. |

Squirrel treefrog (H. squirella), ENP. |
Both species have the ability to change their color. Slight changes can take only a few nimutes, but serious changes of pattern sometimes take days. |

Squirrel treefrog, ENP. |
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Green treefrogs mating, Highlands Hammock State Park. |

Squirrel treefrogs, ENP. |
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They can be brown, yellow or gray, but most often they are bright-green. Green treefrogs also have a better-defined side stripe. |
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Squirrel treefrogs, ENP. |

Squirrel treefrog, Archbold Biological Station. |
Squirrel treefrogs often behave a bit like geckos: they are attracted to street lights and bright-lit windows, where they chase small insects and spiders. They are common residents of forest cabins and park bathrooms. |

Squirrel treefrog, HHSP. |

Barking treefrog (H. gratiosa), Okefenokee Swamp. |

Pine woods treefrog (H. femoralis), Ocala National Forest. |

Greenhouse frog (Eleutherodactylus planirostris), Coral Gables. |
Many other arboreal and semi-arboreal frogs inhabit Florida. Most are native, but some, like the greenhouse frog, are introduced. |

Greenhouse frog, ENP. |

Gray treefrog (H. versicolor), San Felasco Hammock State Preserve. |

Florida chorus frog (Pseudacris nigrita verrucosa), OS. |

Gray treefrog, SFHSP. |
Species diversity almost doubles as you move from southern to northern Florida. |
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Florida cricket frogs (Acris gryllus dorsalis), Hontoon Island State Park. |

Little grass frog (P. ocularis), Hillsborough River State Park. |
The smallest amphibian in Floida is little grass frog.

Little grass frog, Lettuce Lake Park.
Adult of this species is the size of a bean. |

Pine woods treefrog, Lake Wales Ridge State Forest. |
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Cuban treefrogs (Osteopilus septentrionalis), ENP. |

Cuban treefrog, ENP. |
Cuban treefrog has been introduced to Florida many years ago. In the last few years it became the most commonly seen treefrog in the Everglades. |

Cuban treefrog, Big Cypress National Preserve. |
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Cuban treefrog
tadpoles during
metamorphosis,
ABS. |
Now it is colonizing central Florida. It is still unknown if it has any negative effect on native species. |

Cuban treefrog
tadpoles during
metamorphosis,
ABS. |
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Pig frogs (Rana grylio), BCNP. |

Bullfrog (R. catesbiana), ONF. |
Mon. |

Southern leopard frog (R. utricularia), ABS. |
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Southern leopard frogs, ABS. |

Florida gopher frog (R. capito aesopus), ABS. |
Tws. |

River frog (R. heckscheri), ABS. |

Eastern narrowmouth toad (Gastrophryne carolinensis), SFHSP. |

Oak toad (Bufo quercinus), ENP. |

Oak toad, ENP. |
Toat. |

Southern toad (B. terrestris), ABS. |

Southern toad, ABS. |

Two-toed amphiuma (Amphiuma means), HHSP. |
Tey. |

Two-toed amphiuma, HHSP. |

Cuban treefrog, ENP. |
Part 23. Ampfibians (continued)
Back to Part 21
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