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SDZL provides analysis of bird, mammal, and fish remains for biologists and archaeologists.

We specialize in zooarchaeology

We specialize in faunal analysis of prehistoric and historic sites in the western United States and ancient Near East.
SDZL offers training and courses in zooarchaeology for undergraduate and graduate students.

Our faunal services include:

Bone identification to skeletal element and species.

Quantification (including NISP and MNI) and statistical analysis.

Bone-modification analysis (e.g., butchery, bone tools).

Taphonomic analysis (e.g., burning, animal gnawing, weathering).

Spatial-distribution analysis. 

Food and ethnicity.

Food and economic status.

Mortality and seasonality profiles.