A saw shark swims at the Shark Reef Aquarium at Mandalay Bay on Monday, Nov. 30, 2020, in Las V …

A saw shark swims at the Shark Reef Aquarium at Mandalay Bay on Monday, Nov. 30, 2020, in Las V ...

A saw shark swims at the Shark Reef Aquarium at Mandalay Bay on Monday, Nov. 30, 2020, in Las Vegas. (Ellen Schmidt/Las Vegas Review-Journal) @ellenschmidttt