Cast member George Clooney kisses the hand of his wife Amal Clooney on the red carpet for the screening of ”Jay Kelly” on August 28, 2025. (Photo by Yara Nardi/Reuters)

Mulan Jamilah, a 6-year-old Bengal tiger, kisses caretaker Abdullah Sholeh, 33, in the garden beside their home on January 20, 2014 in Malang, Indonesia.

Models blow kisses backstage at the Red Beard show during MBFWI presented by American Express Fall/Winter 2014 on March 13, 2014 in Istanbul, Turkey. (Photo by S. Alemdar/Getty Images for IMG)

A couple walk in the Retiro park in Madrid on November 17, 2020 as a thick fog falls on the Spanish capital. (Photo by Gabriel Bouys/AFP Photo)

Couple getting intimate on couch. (Photo by Vincent Besnault/Getty Images)

Young couple in BDSM action on the leather sofa. (Photo by Alamy Stock Photo)

Robot couple Xiaolan (L) and Xiaotao carry trays of food at a restaurant in Jinhua, Zhejiang province, China, May 18, 2015. The restaurant, which opened on Monday, has two robots delivering food for customers. The robots were designed as a couple, Xiaolan and Xiaotao, according to local media. (Photo by Reuters/Stringer)

Couples take part in the “Love and Challenge Marathon” in Hanoi, Vietnam, 16 August 2015. Fifty couples, who are going to get married, participated in the event which is held the fifth time. This year, the winners of the marathon received a honeymoon trip to Malaysia. (Photo by Luong Thai Linh/EPA)