A white bison calf born Jun. 4 and culturally significant to American Indians has since gone missing, Yellowstone National Park (YNP) said Friday. “At this time, Yellowstone National Park can confirm, based on multiple creditable sightings, that a white bison calf was born in Lamar Valley on June 4, 2024,” the statement read. “To date, park staff have been unable to locate the calf.” The missing calf is leucistic — having black eyes and pigmented hooves — and thus is not an albino, biologists who analyzed numerous photographs of the calf reportedly told the YNP. The birth of a white bison calf…