Rocky the cat's recovery from a nerve condition in his legs is coming along swimmingly – thanks to regular hydrotherapy sessions at a 20ft-long swimming pool in United Kingdom in the second decade of March 2022. The two-year-old wears a life vest to help keep him afloat and needs a plastic toy to lure him from one end of the pool to the other. (Photo by Max Willcock/BNPS Press Agency)

Actress Tanga Chisholm (L) and actor Stephen Kramer Glickman attend the Ok! Magazine Toasts Hollywood's Sexiest Singles event at the Lexington Social House on April 14, 2011 in Hollywood, California. (Photo by Frederick M. Brown/Getty Images)

A bully greenfinch (left) got its comeuppance when a small but fiery dunnock (right) defended itself with its talons in Suffolk, United Kingdom on April 18, 2022. The smaller bird was perched peacefully before the finch burst onto the scene and aggressively squared up to the dunnock. But as the finch tried to peck at the dunnock, the small brown bird expertly used its foot to slam its mouth shut. (Photo by Paul Sawer/Solent News & Photo Agency)

The common brushtail possum (Trichosurus vulpecula, from the Greek for "furry tailed" and the Latin for "little fox", previously in the genus Phalangista) is a nocturnal, semi-arboreal marsupial of the family Phalangeridae, it is native to Australia, and the second largest of the possums.

One of three young oriental small-clawed otters eats a meatball on June 18, 2015 in a zoo in Dresden, eastern Germany. The oriental small-clawed otter female Fussi gave birth to 3 healthy pups. Its pups now leave their burrow to explore the environment. (Photo by Arno Burgi/AFP Photo/DPA)

Chen Ruolin of China performs a jump during the mixed team event final at the Aquatics World Championships in Kazan, Russia July 29, 2015. (Photo by Stefan Wermuth/Reuters)

Hot air balloons in flight over Melbourne, Australia on January 24, 2022. (Photo by Rex Features/Shutterstock)

Romanian singing duo Gabriella and Monica Irimia, The Cheeky Girls prforms in Falkirk, Scotland on May 4, 2003. (Photo by Michael Schofield/News Group Newspapers Ltd)