Metamorphosis
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Metamorphosis. “A developmental process that leads to dramatic changes in shape and form.” p. 823. Complete Metamorphosis. Insects, such as butterflies and ladybugs undergo complete metamorphosis (gross). There are 3 distinct stages of complete metamorphosis (not counting the egg stage). .

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Metamorphosis

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Metamorphosis

Metamorphosis

“A developmental process that leads to dramatic changes in shape and form.” p. 823


Complete metamorphosis

Complete Metamorphosis

  • Insects, such as butterflies and ladybugs undergo complete metamorphosis (gross).

  • There are 3 distinct stages of complete metamorphosis (not counting the egg stage).


Complete metamorphosis cont d e l p a

Complete Metamorphosis (cont’d)E.L.P.A

  • (egg)

  • Stage 1: Larva

  • *looks nothing like the adult insect

  • Stage 2: Pupa

  • *looks closer to the adult but still not there

  • Stage 3: Adult

    • We don’t need to see that again…


Incomplete metamorphosis

Incomplete Metamorphosis

  • Grasshoppers and Praying Mantids (for example)

  • Only 2 distinct stages (besides egg)


Incomplete metamorphosis cont d e n a

Incomplete Metamorphosis (cont’d) E.N.A.

  • (egg)

  • Stage 1: Nymph

  • *Looks like a miniature adult but lacks functional sex organs and some adult structures like wings

  • Stage 2: Adult

  • *


Complete or incomplete

Complete or Incomplete???


Complete or incomplete1

Complete or Incomplete???


Complete or incomplete2

Complete or Incomplete???


Complete or incomplete3

Complete or Incomplete???


Complete or incomplete4

Complete or Incomplete???


Molting

Molting 

  • During certain times of the life cycle, insects will molt their exoskeleton in order to accommodate more growth!

  • http://www.youtube.com/watch?v=Bw1MFdlmWyA


Similarities and differences

Similarities and Differences?

  • What is the same about the two metamorphoses?

  • Differences?

  • How can YOU remember which is which???


Metamorphosis

  • Images from google.com search engine


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