Life and Environmental Sciences

June 1, 2026

A group of African elephants
Key Points: Elephants function as a keystone species, producing large amounts of nutrient-rich dung that sustain diverse dung beetle populations and support wider ecosystem health. A 15-year field experiment showed that removing elephants leads to sharp declines in dung beetle...
UC Merced Professor Peggy O’Day hopes to improve water quality in the California Delta by studying local wetlands. O’Day is leading a new three-year study of Merced County wetlands...

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