1 / 8

Life Cycle of Frogs

Life Cycle of Frogs. Dana Eisenbeil & Bomi Son Second Grade Science. What is a frog? . Frogs are amphibians Cold blooded animals Gills to lungs Metamorphism Life Cycle of Frogs Egg Tadpole Tadpole with legs Froglet Frog. First Stage: Egg.

elie
Télécharger la présentation

Life Cycle of Frogs

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Life Cycle of Frogs Dana Eisenbeil & Bomi Son Second Grade Science

  2. What is a frog? • Frogs are amphibians • Cold blooded animals • Gills to lungs • Metamorphism • Life Cycle of Frogs • Egg • Tadpole • Tadpole with legs • Froglet • Frog

  3. First Stage: Egg • 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/

  4. Second Stage: Tadpole • 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

  5. Third Stage: Tadpole with Legs • 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

  6. Fourth Stage: Froglet • 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/

  7. Fifth Stage: Frog • 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

  8. The CyclePicture Source: www.frog-life-cycle.comPhoto Source: http://www.frog-life-cycle.com/

More Related