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Life Cycles of Frogs. What is a Frog?. A frog is an Amphibian. Amphibian means “double life.” They live the first part of its life in water. They live the last part of its life on land. http://www.sspictures.fsnet.co.uk/gindg.htm. What is a Life Cycle?.

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What is a frog
What is a Frog?

  • A frog is an Amphibian.

  • Amphibian means “double life.”

  • They live the first part of its life in water.

  • They live the last part of its life on land.

http://www.sspictures.fsnet.co.uk/gindg.htm


What is a life cycle
What is a Life Cycle?

  • A life cycle is a set of changes animals go through as they grow.

http://www.enchantedlearning.com


First stage eggs
First Stage: Eggs.

  • Frog eggs look like tiny clear blobs with black centers.

  • The clear jelly is the shell of the egg.

  • It protects the tiny frog and keeps it warm.

http://www.cuttingedgeherp.com


Second stage tadpoles
Second Stage: Tadpoles

  • Tadpoles have a head and tail.

  • Like fish, tadpoles have gills for breathing underwater.

  • Tadpoles eat plants. They are herbivores.

  • As it changes, the tadpole grows back legs, then front legs.

  • Then it’s tail shrinks.

  • It looses its gills and lungs grow.

http://www.wildlifetrust.org.uk


Third stage froglets
Third Stage: Froglets

  • Froglets look like small adults with a small tail.

  • Froglets begin to leave the water and go on land.

  • Froglets begin to eat insects.

  • Froglets are now carnivores.

http://ourworld.com


Fourth stage frog
Fourth Stage: Frog

  • A frog is full grown when it does not have a tail.

  • Frogs can have babies.

  • The life cycle continues.

http://images.usatoday.com


Comprehension questions

Comprehension Questions

What does Amphibian mean?

What is a Life Cycle?

What do frog eggs look like?

How do Tadpoles breath?

What do Froglets eat?

When is a frog full grown?

http://www.hotkey.net.

http://wtv-zone.com/coplove/Nature/lfrog.gif


Work cited

Work Cited

http://www.cde.ca.gov/be/st/ss/scgrade2.asp

Textbook: Discovery Works, Houghton Mifflin

Kalman, Bobbie,2002, The Life Cycle of a Frog, Cabtree:New York,NY


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