Day 2 (7/7/03) - West Bijou Creek at Soil Conservation District

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Kirk demonstrating a method of determining whether a fragment is bone or rock. Bone is very porous and it will stick to your tongue, while other material will not. Simple, but effective.
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Kirk demonstrating a method of determining whether a fragment is bone or rock. Bone is very porous and it will stick to your tongue, while other material will not. Simple, but effective.