Aoife Ni Heochaidh enjoys the sunrise as she welcomes winter solstice at the 5000-year-old stone age passage tomb of Newgrange in the Boyne Valley, as entry inside the chamber is closed for the second year due to coronavirus disease (COVID-19) pandemic, in Newgrange, Ireland, December 21, 2021. (Photo by Clodagh Kilcoyne/Reuters)

Staff from Local Ocean Conservation and fishermen lifting a mature Loggerhead sea turtle into a car, after the turtle was hooked out on the open water and needs to be taken to observation in the rehabilitation centre before being released back into the ocean, in Watamu, Kenya on May 22, 2025. (Photo by Fredrik Lerneryd/AFP Photo)

Two baby orangutans play with each other at the wildlife department in Kuala Lumpur, Malayasia, October 19, 2015. The Malaysian wildlife department in July seized two baby Sumatran orangutans, found in duffel bags, from traffickers who were attempting to sell them to buyers in Malaysia. According to local media, the orangutans will be returned to Medan, Indonesia on Tuesday. The illegal wildlife trade is estimated to be $8 billion a year worldwide, according to TRAFFIC, a wildlife trade monitoring network. (Photo by Olivia Harris/Reuters)

Participants enjoy the “Color Me Run” festival in Hanoi, Vietnam, 28 May 2016. The festival which was inspired by the Holi Festival from India, attracted thousands of teenagers this year. (Photo by Luong Thai Linh/EPA)

An Afghan hound arrives for the second day of the Crufts Dog Show in Birmingham, Britain March 9, 2018. The annual four-day event sees around 22,000 pedigree dogs visit the centre, before the “Best in Show” is awarded on the final day. (Photo by Darren Staples/Reuters)

A Yorkshire Terrier rests backstage before competing at the 141st Westminster Kennel Club Dog Show, February 13, 2017 in New York City. There are 2874 dogs entered in this show with a total entry of 2908 in 200 different breeds or varieties, including 23 obedience entries. (Photo by Drew Angerer/Getty Images)

“In anatomy, heterochromia refers to a difference in coloration, usually of the iris (but also of hair or skin). Although infrequently seen in humans, complete heterochromia is more frequently observed in other species, where it almost always involves one blue eye”. – Wikipedia (Photo by StooMathiesen)

Idania Espanola, 63, poses for a photo showing a bra that she will adapt into two face masks, amid the spread of the new coronavirus in Cojimar, Cuba, east of Havana, Tuesday, March 31, 2020. (Photo by Ramon Espinosa/AP Photo)