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Vocabulary: » Term: » Records: » ID: 481

Frog life cycle
Observations This image set depicts the life cycle of a frog.
Explanations The life cycle of a frog includes the egg stage, tadpole stage, froglet stage, and adult frog stage. Tadpoles live in water and use gills to breathe. They develop lungs as they mature into frogs and live on land.
California Standards Life cycles
Predictable life cycles
Sequential stages differ for different organisms
Organisms reproduce offspring of their own kind
National Standards Life cycles
Birth, growth, and development
Parents and their offspring characteristics
Related NSF Exemplary Curriculum Animal studies
Investigating life cycles
Related Records

Frog eggs

Adult frog

Frog tadpole


Creative Commons License Creative Commons License
This work is licensed under a Creative Commons Attribution-Share Alike 2.5 License.

Olivia Worland
Biological Sciences, Purdue University


Biological Sciences, Purdue University
May 23 2008

Other Copyright Comments Each image in this set has its own level of creative commons/GNU license.



This material is based upon work that was supported by the National Science Foundation under Grant No. 0127164 to California State University Fullerton. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the authors and do not necessarily reflect the views of the National Science Foundation.

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