1. An Embarrassment of Riches: Too Many Geese
2. Repelling sandhill cranes from corn: whole-kernel experiments with captive birds
3. Dinerstein, E., Olson, D., Atchley, J., Loucks, C., Contreras-Balderas, S., Abell, R. and Castilleja, G. 2001.Ecoregion-Based Conservation in the Chihuahuan Desert: A Biological Assessment, 117WWF, CONABIO, TNC, PRONATURA Noreste, and ITESM.