Tag Archives: frog

It’s Easy Being Green at Lathrop

by Barbara Walvoord

(Originally printed in Lathrop Lamp Post May 27 – Jun 2, 2017)

If you walk along the edges of one of our Lathrop streams or ponds these days, frogs may plop into the water at your approach. You may hear the “jug-a-rum” of the American bullfrog (Lithobates catesbeianos) or the “gunk” of the green frog (Lithobates clamatans), like this one found by several residents who were pulling invasive plants near the east campus Teaberry pond.

You can tell our frog is a green frog by its greenish color and by the ridges that run down each side of its back. You can tell our Teaberry frog is a male because its tympanum or eardrum, located just behind the eye, is larger than the eye. At this time of the year, our male is probably defending the pond as his territory.  He mates between April and August, clasping his lady love from behind, and fertilizing her thousands of eggs as she lays them in the pond water.

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