Saturday, March 24, 2007

Echinoderms: Spiny skinned invertebrates

Click here for pictures of echinoderms

1.) What are three ways you would be able to recognize an echinoderm if you found one at the tide pools.

2.) What factors influence how fast they grow and how big echinoderms become.

3.) Name four common types of echinoderm.

4.) What is the maximum age of echinoderms?

Arthropods: animals with exoskeletons & jointed appendages









What is for dinner?
Crab legs??
Make sure you don't eat his relative!!
Click here to find out about arthropods
AND - Click here for more about arthropods

1.) Explain one reason that arthropods are such a wildly successful group of animals.
2.) Read about the morphology of arthropods and tell 7 interesting adaptations of appendages in arthropods.
3.) What other phylum is closely related to arthropods? (Explain your answer)

How do mosquitos work?
More about mosquitos

4.) Why does a rainy season set the stage for a mosquito infestation?
5.) Explain the life cycle of mosquitos.
6.) What can you do if you want to reduce the mosquito population?

Millipedes and Centipedes
Centipedes

7.) Why are centipedes and millipedes not considered insects?
8.) What is the everage length of a centipede? What is the longest centipede?