A Aldabra Tortoise receives a Christmas treat at Taronga Zoo on December 14, 2012 in Sydney, Australia. Taronga Zoo celebrated Christmas early giving Christmas-themed environmental activities to the Zoo's Giraffes, Sun Bears, Meerkats, Aldabra Tortoise and Cockatoos providing a wonderful natural display for Zoo visitors. (Photo by Lisa Maree Williams)

An Egyptian Coptic Christian women holds onto a pew during the celebration of Christmas Nativity Liturgy, the start of Christmas, at the Coptic Orthodox Church of St. George on January 6, 2012 in the Brooklyn borough of New York City. (Photo by Spencer Platt/Getty Images)

A woman places her fingers into the crucifix-shaped holes in one of the ancient columns in the Church of the Nativity on December 22, 2011 in Bethlehem, West Bank. (Photo by Uriel Sinai/Getty Images)

A truck carrying iron ore moves along a road at the Fortescue Metals Group (FMG) Christmas Creek iron ore mine located south of Port Hedland in the Pilbara region of Western Australia, November 17, 2015. (Photo by Jim Regan/Reuters)

A man stands by an installation depicting “2019” in the Red Square in Moscow, Russia on December 17, 2018. (Photo by Maxim Shemetov/Reuters)

A gaggle of geese graze in a field at Holly Tree Farm in the Cheshire countryside as they are fattened up for Christmas on November 10, 2011 in Knutsford, England. Roasted goose is gaining in popularity as an alternative to turkey during the Christmas meal of the festive period. (Photo by Christopher Furlong/Getty Images)

Elephants munch on Christmas trees in their enclosure at Berlin's Zoologischer Garten Zoo on January 4, 2013 in Berlin, Germany. Traditionally, the animals get in the first week of the year leftover Christmas trees. (Photo by Andreas Rentz)

People look at a Christmas tree decorated with colourful lights at a residential compound in Beijing on December 8, 2017. (Photo by Nicolas Asfouri/AFP Photo)