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poison-arrow frog

[poi-zuh n-ar-oh] /ˈpɔɪ zənˈær oʊ/
noun
1.
a small, bright-colored terrestrial frog of the family Dendrobatidae, of Central and South American rain forests, that secretes a virulent poison from its skin, once used on the tips of Indian hunting arrows.
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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Encyclopedia Article for poison arrow frog

dendrobatid

any of approximately 180 species of New World frogs characterized by the ability to produce extremely poisonous skin secretions. Poison frogs inhabit the forests of the New World tropics from Nicaragua to Peru and Brazil, and a few species are used by South American tribes to coat the tips of darts and arrows. Poison frogs, or dendrobatids, are small and range from 12 to 19 mm (0.5 to 0.75 inch) from snout to vent in the minute poison frogs (Minyobates) to about 65 mm (2.6 inches) in the skunk frog (Aromobates nocturnus).

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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