An exhibitor shows a pet gecko during the 2022 Vancouver Reptile Expo in Delta, British Columbia, Canada, on April 2, 2022. (Photo by Liang Sen/Xinhua)

A man shows a pet snake during the 2022 Vancouver Reptile Expo in Delta, British Columbia, Canada, on April 2, 2022. (Photo by Liang Sen/Xinhua)

People try to touch a snake during the 2022 Vancouver Reptile Expo in Delta, British Columbia, Canada, on April 2, 2022. (Photo by Liang Sen/Xinhua)

A man shows a red tegu during the 2022 Vancouver Reptile Expo in Delta, British Columbia, Canada, on April 2, 2022. (Photo by Liang Sen/Xinhua)

People look at pet snakes during the 2022 Vancouver Reptile Expo in Delta, British Columbia, Canada, on April 2, 2022. (Photo by Liang Sen/Xinhua)