Ostriches wear masks as they are transported by a truck for relocation in Zhengzhou, Henan Province, China, August 8, 2016. (Photo by Reuters/Stringer)
A masked reveller hangs from an inflatable balloon during the first day of the carnival in Venice, Italy, January 23, 2016. (Photo by Manuel Silvestri/Reuters)
A vegetable vendor wearing gloves and face mask as a precaution against the coronavirus interacts with a customer in Bengaluru, India, Sunday, October 11, 2020. India's confirmed coronavirus toll crossed 7 million on Sunday with a number of new cases dipping in recent weeks, even as health experts warn of mask and distancing fatigue setting in. (Photo by Aijaz Rahi/AP Photo)
A masked reveller parades through the streets on the first day of the carnival season in Lucerne, Switzerland, 12 February 2015. In the background the well known Kappellbruecke bridge. (Photo by Alexandra Wey/EPA)