Facial recognition can help conserve seals, scientists say

A harbor seal looks around in Casco Bay in this July 30, 2020 file photo off Portland, Maine. A research team at Colgate University has developed SealNet, a facial recognition database of seal faces created by taking pictures of dozens of harbor seals in Maine. (Robert F. Bukaty/AP)

A harbor seal looks around in Casco Bay in this July 30, 2020 file photo off Portland, Maine. A research team at Colgate University has developed SealNet, a facial recognition database of seal faces created by taking pictures of dozens of harbor seals in Maine. (Robert F. Bukaty/AP)

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