2. Dana Eisenbeil & Bomi Son Second Grade Science

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

4. 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/

5. 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

6. 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

7. 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/

8. 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