Research Databases: O

List of research database titles, descriptions and links
What arrowhead

Ohio Arrowhead Identification Guide

A guide to arrowheads and other artifacts common to Ohio

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What snake

Ohio Snake Identification Guide

This site includes 30 species and subspecies of snakes that are found in Ohio. You can discover snakes by name or by image.  Learn about snake myths and facts and see where they live in Ohio.

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