1. Anatomy, Physiology & Cell Biology, School of Veterinary Medicine, University of California, Davis, One Shields Avenue, Davis, CA 95616, USA
2. Wildlife, Fish & Conservation Biology, University of California, Davis, One Shields Avenue, Davis, CA 95616, USA
3. Department of Animal Science, University of California, Davis, One Shields Avenue, Davis, CA 95616, USA
4. Bioinformatics Core Facility, Genome Center, University of California, Davis, One Shields Avenue, Davis, CA 95616, USA
5. California Department of Water Resources, Division of Environmental Services, P.O. Box 942836, Sacramento, CA 94236, USA