The human twin birth rate in the United States rose 76% from 1980 through 2009, from 9.4 to 16.7 twin sets (18.8 to 33.3 twins) per 1,000 births. BuzzFeed Staff. … Twins Eva and Miriam Mozes are pictured on the far right. Ryou is the timid version, while Kyou is the louder, more aggressive version of the two. The most famous twins in the universe turn 26 today. Some twins are mirror images of each other. 1. Although they're twins, the pair of them are quite different. They are also considerably easier to spot than many of the other entries on this list, so much so that it would be near impossible not to notice if you met a pair. This term is not really a type of twin, just a way to describe their physical features. by Lauren Yapalater. Here are 26 things you just gotta know about them! A group of child survivors behind a barbed wire fence at Auschwitz-Birkenau, on the day of the camp’s liberation on January 27, 1945. Mirror-Image twins are without a doubt the most common type of rare twins, with an estimated 1 in 4 pairs of identical twins being classed as such. Speaking to the Daily Mirror back in 2012 as their reality show … 5 Mirror-Image Twins. Ryou and Kyou Fujibayashi are the purple haired anime twins in Kyoto Animation and Key's cry-a-thon Clannad and its sequel Clannad: After Story. When a fertilized egg splits later than usual, identical twins’ appearance and other traits can mirror each other. Identical twin Erin Hatfield, a 23-year-old from Augusta, Georgia, has taken to the social networking site Reddit to discuss how the placement of her organs and facial features mirror … In Greek mythology, Castor and Pollux share a bond so strong that when Castor dies, Pollux gives up half of his immortality to be with his brother. Twins can also be shown as having special powers and deep bonds. Mirror-Image Twins . "Snow White", by the Brothers Grimm Those famous lines addressed by the evil, vain queen to her magic mirror were originally in German: "Spieglein, Spieglein, an der Wand / … Ahura Mazda on the roof of the Museum of Zoroastrian History in Yazd, Iran. ( Alexeiy /Adobe Stock) In ancient Egyptian mythology, a ‘ka’ was a tangible "spirit double," having the same memories and feelings as the person to whom the counterpart belongs. World's most famous conjoined twins on dating, learning to drive and playing sports. When the split occurs late—more than a week after conception—the twins can develop reverse asymmetric features. Statistics. Mirror-image twins are monozygotic—twins that form from a single fertilized egg.