Yellowstone Bison Warn “Stay Away from Our Bison Baby” Very LoudYellowstone Bison Warn “Stay Away from Our Bison Baby” Very LoudIf a bison is displeased with you, it's not hard to tell. One tourist family learned this as they got too close to a bison calf and the elders let them know to back off.Doc HollidayDoc Holliday