Meet the star students of orangutan school – the unique rehab centre where orphaned apes are taught how to climb trees and survive in the wild without their mum and dad. (Photo by Caters News)

“These are the mind-blowing artworks of one professor who has dedicated his professional life to studying and generating a series of dizzying optical illusions. Professor Akiyoshi Kitaoka, from Ritsumseikan University, in Kyoto, Japan, has spent more than a decade creating his collecting of stomach-churning works. His designs have been used by the likes of Lady Gaga, who ran the Kitaokas work, entitled Gangaze, as the CD cover for her album Art Pop, in 2013”. – Caters News. (Photo by Akiyoshi Kitaoka/Caters News)

Activists from the animal rights group PETA wearing bikinis and crocodile masks assist each other outside a store of the French fashion label Hermes in Sydney on March 4, 2021, as they protest against their use of crocodile skins and the recent purchases by Hermes and LVMH of crocodile farms in Australia's Northern Territory. (Photo by David Gray/AFP Photo)

A male green anole lizard flares his throat fan in a backyard in Cary, North Carolina on April 27, 2021. This pink section is actually a thin flap of skin that hangs down below the green anole's throat. Anoles are renowned for their displays in which they do pushups, bob their heads up and down, and unfurl their colorful dewlaps. The male anole uses it for two primary purposes: to protect his territory and attract a mate. (Photo by Bob Karp/ZUMA Press Wire/Alamy Live News)

Mary Jose Cristerna, a Mexican known as The Vampire Woman, poses for the public to take portraits of her during the annual Venezuela Tattoo International Expo in Caracas, Venezuela, Thursday, January 29, 2015. Tattoo artists from around the world are gathering for the four-day event that also includes under the skin implants and body piercing. (Photo by Ariana Cubillos/AP Photo)

A man dressed as a “Trapajon”, representing entities of nature, poses for a picture after taking part in the Vijanera Festival in Silio, northern Spain, Sunday, Jan. 6, 2013. The Vijanera masquerade, of pre-Roman origin, is the first carnival of the year in Europe symbolizing the triumph of good over evil and involving the participation of crowds of residents wearing different masks, animal skins and brightly colored clothing with its own complex function and symbolism and becoming the living example of the survival of archaic cults to nature. (Photo by Daniel Ochoa de Olza/AP Photo)

Bat seller Sukarwati shows a skinned bat on July 30, 2009 in Yogyakarta, Indonesia. Sukarwati and her family have hunted bats in the Imogiri region for generations, capturing more than 800 bats per month. The Sukarwati family believe that the meat from the bat heals asthma and respiratory problems and it is a great honour for them knowing that the meat that they provide will help ease people's health ailments. (Photo by Ulet Ifansasti)