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Frogs |
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May, 1995, National Geographic article "Lurid and Lethal" and the March, 1991, Ranger Rick special issue on frogs. |

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(Carries her eggs in a pouch on her back) |
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(He glides with his large webbed toes.) |

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(eats small birds and rodents) |

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(Australian Tree Frog) |

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is the biggest frog in the world. He can weigh up to seven pounds, which is the size of the average house cat. |

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North America. He is smaller and weighs less than an acorn. It would take 3,000 of these "Little Grass Frogs" to weigh as much as one "Goliath Frog" |

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Frog easy to identify. When the weather is too hot and dry it crawls into a hole and plugs up the entrance with its nose. |

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skin make the Asian horned frog look like the leaves it sits on. This frog also has tough spades on its feet for digging out a home in the dirt. |

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look like it's afraid of anything. It puffs itself up and turns on its enemies as a way of saying "Go Away!" |

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even tiny branches. Extra-wide toes help it get a better grip, enabling it to climb a vertical sheet of glass..... |

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arrow frogs are as dangerous as their name suggests. Indians in South America take poison from their skin to coat the arrows they use for hunting. A single ounce of poison from one type of poison arrow frog is enough to kill 100,000 animals. |

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which secrete batrachotoxins (deadly poisons). Touching or tasting the frog can cause irreversible muscle contractions, leading to heart failure and sudden death. |

| A rain forest native rubs a dart tip on a poison
arrow frog, being careful to touch only the toes. Now he is ready to hunt. The poison will remain |

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the tiny, two-inch long, poison arrow frog. |

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lay their eggs in small pools formed inside plants. The mother returns often to check on her baby and to lay another egg as food for the developing tadpole. |

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under leaves in the forest. They stand guard over the eggs. When the tadpoles hatch, they wriggle onto a parent's back and are transported to a pool of water. A special gooey glue secreted by the parent helps the tadpole to cling tightly. |
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they can leave their "pad". |

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slowly becomes less poisonous, and it's offspring are not toxic at all. Their bright colors fade somewhat, also. The change may be due to diet. The frog's natural menu--mostly insects such as tropical ants and springtails--cannot be duplicated in a terrarium. |
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