WCC, for "CopyCat" or "Carbon Copy", was a brown tabby and white domestic shorthair and the first cloned pet. She was cloned by scientists at Texas A&M University in conjunction with Genetic Savings & Clone Inc. CC's surrogate mother was a tabby, but her genetic donor, Rainbow, was a calico domestic shorthair. The difference in hair coloration between CC and Rainbow is due to X-inactivation and epigenetic re-programming, which normally occurs in a fertilized embryo before implantation.
WGli was a Turkish European Shorthair cat from Istanbul best known for living in the Hagia Sophia Mosque, for which she became an Internet celebrity, grabbing the attention of visiting tourists. Gli was born in 2004 and was raised at Hagia Sophia. She gained significant media attention when the Hagia Sophia was re-opened to worship in 2020.
WHenri, le Chat Noir is a web series of short films on the existential musings of the cat Henri, written and directed by William Braden. Henri was portrayed by Henry (2003–2020), a male longhair tuxedo cat. Videos featuring Henri have been viewed millions of times, and have been featured by news outlets such as The Huffington Post and ABC News.
WGajarajan Kongad Kuttisankaran was an elephant that lived in Kongad, Palakkad, Kerala. He is one among the few native elephants born in Kerala to have a height of more than 300 cm.
WLupo was an English Cocker Spaniel owned by Prince William and Catherine, the Duke and Duchess of Cambridge. He was credited with raising the profile of the breed in the United Kingdom by The Kennel Club, and appeared in photographs alongside his owners' son, Prince George of Cambridge.
WSaturn was an American alligator residing in the Moscow Zoo. He was the subject of an urban myth that he was previously Adolf Hitler's "pet alligator".
WTotilas, also known from 2006 to 2011 as Moorlands Totilas, and nicknamed "Toto", was a Dutch Warmblood stallion standing 17.1 hands high who was considered to be one of the most outstanding competitive dressage horses in the world, the first horse to score above 90 in dressage competition, and the former holder of the world record for the highest dressage score in Grand Prix Freestyle Dressage.
WTsim Tung Brother Cream was a male British Shorthair cat born in 2005 who lived at a convenience store in Tsim Sha Tsui East, Kowloon, Hong Kong. After disappearing in 2012, he became one of the most famous cats in Hong Kong. He died of stomach cancer on 24 May 2020.
WWiarton Willie is the name given to a Canadian groundhog who lives in the community of Wiarton in Bruce County, Ontario. Every February 2, on Groundhog Day, Willie takes part in the local Wiarton Willie Festival. His role is to predict whether there will be an early spring. Although the original Wiarton Willie died in 1999, the Wiarton Groundhog Day celebrations continue each year with a successor of the original Willie, and each successor is also referred to as Wiarton Willie.