A powerful and dangerous winter storm sweeping across the South is dumping heavy snow across Houston and other major metropolitan areas along the Interstate 10 corridor, prompting the first-ever Blizzard Warning along portions of the Gulf Coast.

A record-setting snowstorm along the Gulf Coast has Louisiana officials worried people unaccustomed to the cold might overreact in ways that could get them killed. Hence, a strange warning was issued during the storm: Don’t invite alligators, bears and other wildlife into your home.