All photographs copyright (2003-2013) by Kris H. Light

This <strong>Stonefly exoskeleton</strong> was found on a rock in the creek near Tremont. The aquatic Stonefly nymphs, called <em>naiads</em> live beneath stones until they metamorphose into adults. Mayfly nymphs can also be found under rocks. The way ...
This Stonefly exoskeleton was found on a rock in the creek near Tremont. The aquatic Stonefly nymphs, called naiads live beneath stones until they metamorphose into adults. Mayfly nymphs can also be found under rocks. The way I teach my students to remember the difference between the two is to think of 3 fingers being held downward, looking like an "M" --- Mayfly nymphs have 3 tails. Stonefly nymphs have 2 tails, think of S-T, Stonefly-two.

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