Brush your teeth and get cleaned up for the week ahead! These animals answered the call of good dental hygiene. Here: Hamster holds toothbrush. (Photo by Neo Vision/Getty Images/Amana Images RM)

A dancer of Potosi's government departament, poses with traditional costumes at the Salar de Uyuni, the world's largest salt flat, in Uyuni, Bolivia, on November 7, 2020. (Photo by Ronaldo Schemidt/AFP Photo)

An RNLI Lifeboat crashes through waves during a multi-agency exercise to test emergency response, at Camber Sands, East Sussex, England, Thursday, September 28, 2023. The multi-agency exercise, organised by South East Coast Ambulance Service, (SECAmb) also includes Sussex Police, East Sussex Fire and Rescue Service, Rother District Council, HM Coastguard and RNLI Lifeguards. (Photo by Gareth Fuller/PA Wire via AP Photo)

An elephant enjoys its back being scrubbed by the keeper on March 1, 1950. (Photo by Fox Photos/Getty Images)

Tourists sit around a bonfire on the Makgadikgadi salt pan in Botswana. (Photo by Yang Mengxi/Xinhua News Agency/Barcroft Media)

Dead leaf or almost by Guilhem Duvot. Taken in Nován Stráž, Slovakia. Describe what is pictured? A dead leaf grasshopper. How does this image fit with the theme of the competition? The perfect camouflage – nature is amazing. I saw the grasshopper only because it jumped. (Photo by Guilhem Duvot/Royal Society of Biology)

Split-view of a killer whale at sunrise off the coast of Northern Norway. At least half of the world’s killer whale populations are doomed to extinction due to pollution of the oceans, a new study says. (Photo by Audun Rikardsen/Science)

Danab Brigade commandos and other first responders rush to evacuate passengers from a Jubba Airlines aircraft that crash-landed on July 18, 2022, at Mogadishu International Airport, Mogadishu, Somalia. (Photo by Maj. Cain Claxton/U.S. Army via AP Photo)