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[1] Sierra Nevada Bighorn Sheep Foundation. 2000. Sierra Nevada Bighorn Population Status, Census Work 1995. Available at <www.sierrabighorn.org/endanger/population_status.htm> [2] Sierra Nevada Bighorn Sheep Foundation. 2002. Sierra Nevada Bighorn Sheep 2002 Update, Herds Continue to grow. Available at <www.sierrabighorn.org/endanger/2002%20update.htm>. |