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Dana Eisenbeil & Bomi Son Second Grade Science

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Frogs are amphibians Cold blooded animals Gills to lungs Metamorphism Life Cycle of Frogs Egg Tadpole Tadpole with legs Froglet Frog

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A frog lays her eggs in the water or a wet environment Eggs attach to leaf or stem Eggs split to form more eggs Eggs collect to form frog spawn Photo Source: http://www.packerlighting.com/CR_WEB/

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Tadpoles come from hatched eggs Tadpoles have gills Tadpoles have NO legs Tadpoles use their tails to swim about their environment Photo Source: http://bookbuilder.cast.org/view_print.php?book=35218

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During this stage, tadpole matures and develops Forms front and back legs Tail is still intact to assist in swimming LUNGS begin to develop Photo Source: http://exoticpets.about.com/od/frogsandtoads/ig/Tadpole-Development-photos/Tadpole-to-Frog-Metamorphosis-.--9l.htm

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Froglets legs and arms are more defined Tail is smaller Transition from water to land Froglet explores dry land Froglet is dependent on oxygen to live and breathe Lungs are fully developed Photo Source: http://www.flickr.com/photos/vanja-gavric/2892988684/

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Webbed fingers and toes Makes moving on land and in water easy Sticky tongue for catching food Full grown adult frog Photo Source: http://yoga108.org/blog/posts/414-rainforest-frog

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