Find Your Critter
Using a Dichotomous Key
Is it an insect?
Animals with three distinct body parts (head, thorax, & abdomen), usually with 3 pairs of legs. May or may not have wings.
If so, click here. 
Is it a fish?
Elongate animals with or without scales, well developed fins and gill openings behind eyes.
If so, click here.
Elongate animals with or without scales, well developed fins and gill openings behind eyes.
If so, click here.
Is it a crustacean?
Animals with segmented bodies, more than 3 pair of legs, and lacking wings.
If so, click here.
Animals with segmented bodies, more than 3 pair of legs, and lacking wings.
If so, click here.
Is it a mollusk?
Animals with shells covering or enclosing soft fleshy bodies and without legs as in figures below.
If so, click here
