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The use of a dichotomous key

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In the animal kingdom, you can place animals in categories based on certain differences in the characteristics that each possesses. If you know what critical traits to look for, it is possible to separate any animal into its proper taxonomic category. Use this dichotomous key to help determine the taxonomic category to which a specific organism belongs.

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Solution Preview

A dichotomous key is an organized set of mutually exclusive characteristics of biological organisms. You simply compare the characteristics of an unknown organism (in this case each picture you've provided) against an appropriate dichotomous key. These keys will begin with general characteristics and lead to ...

Solution Summary

This solution shows how to use a dichotomous key to identify animals and place them into categories. The solution uses a specific example and places seven different organisms into classes based on a supplied dichotomous key. Instructions for completing the key are provided in the solution. As well the solution provides some background so that the principles learned can be applied to related questions and problems.