
Visitors look at fishes in a water tank at the Vancouver Aquarium in Vancouver, British Columbia, Canada, on Aug. 16, 2021. The Vancouver Aquarium reopened to the public on Monday after being closed for more than a year due to the COVID-19 pandemic. (Photo by Liang Sen/Xinhua)

A child interacts with the Vancouver Aquarium's mascot Ollie the Sea Otter at the aquarium in Vancouver, British Columbia, Canada, on Aug. 16, 2021. The Vancouver Aquarium reopened to the public on Monday after being closed for more than a year due to the COVID-19 pandemic. (Photo by Liang Sen/Xinhua)

Visitors look at jellyfish at the Vancouver Aquarium in Vancouver, British Columbia, Canada, on Aug. 16, 2021. The Vancouver Aquarium reopened to the public on Monday after being closed for more than a year due to the COVID-19 pandemic. (Photo by Liang Sen/Xinhua)

Visitors take selfies in front of a jellyfish tank at the Vancouver Aquarium in Vancouver, British Columbia, Canada, on Aug. 16, 2021. The Vancouver Aquarium reopened to the public on Monday after being closed for more than a year due to the COVID-19 pandemic. (Photo by Liang Sen/Xinhua)