A school's mascot, a parrot, stands on the foot of a presidential guard waiting to cast his ballot during local elections in Caracas, Venezuela, Sunday, December 9, 2018. (Photo by Fernando Llano/AP Photo)





In this photo taken on December 14, 2018, Indian blackbucks run in a field at Bhetnoi village in Ganjam, India's southern Odisha state. (Photo by Dibyangshu Sarkar/AFP Photo)





A Magdalena River crocodile is seen in the Vivarium of the Caribbean conservation park in Cartagena, Colombia, 12 December 2018. The vivarium, is working to repopulate reptiles and aims to extend to the riparian areas of the Magdalena River where these animals are disappearing. The parks conservation efforts mainly focus on species of reptiles, amphibians and fish. (Photo by Ricardo Maldonado Rozo/EPA/EFE)





A fox runs past 10 Downing Street, in London, Monday December 10, 2018. British Prime Minister Theresa May on Monday postponed Parliament’s vote on her Brexit deal with the European Union, acknowledging that lawmakers would have rejected it by a “significant margin”. (Photo by Tim Ireland/AP Photo)





A penguin dives in its pool in the zoo in Kronberg near Frankfurt, Germany, Wednesday, December 19, 2018. (Photo by Michael Probst/AP Photo)





In this Wednesday, December 19, 2018, photo. Alba, an albino orangutan, sits inside a cage before being released at Bukit Baka Bukit Raya National Park in Central Kalimantan, Indonesia. The world’s only known albino orangutan climbed trees, foraged for food and began building a nest after being released into a remote Borneo jungle more than a year after conservation officials found her starving and dehydrated in an Indonesian village. (Photo by Andi Jatmiko/AP Photo)





In this Wednesday, December 19, 2018, photo, Alba, an albino orangutan, is released by a conservationist of the Borneo Orangutan Survival Foundation inside Bukit Baka Bukit Raya National Park in Central Kalimantan, Indonesia. The world’s only known albino orangutan climbed trees, foraged for food and began building a nest after being released into a remote Borneo jungle more than a year after conservation officials found her starving and dehydrated in an Indonesian village. (Photo by Andi Jatmiko/AP Photo)





This handout picture taken on December 19, 2016 and released by Borneo Orangutan Survival Foundation shows Alba, the only albino orangutan ever recorded in the world, has now been released in the forest of Bukit Baka Bukit Raya National Park in Katingan Regency, Central Kalimantan. The world's only known albino orangutan has been released back to the jungle more than a year after she was found emaciated and bloody in a remote corner of Borneo, an Indonesian official said on December 21, 2018. (Photo by Borneo Orangutan Survival Foundation/AFP Photo)





A handout photo made available by the Australian Bureau of Meteorology shows a Curlew looking for food in Cairns, Queensland, Australia, 15 December 2018. The normally land based bird was seen catching worms and bugs in the water on the side of the road in Manunda, as Cyclone Owen dumps heavy rain in the region. (Photo by Marc McCormack/EPA/EFE)





An undated handout photo made available by NOAA (National Marine Fisheries Service) Fisheries on 08 December 2018 shows a juvenile Hawaiian monk seal that was found with a spotted eel in its nose at French Frigate Shoals in the Northwestern Hawaiian Islands, Hawaii, USA. According to NOAA Fisheries, which has been working to monitor and protect endangered Hawaiian monk seals in the nearly past 40 years, said that they started seeing “eels in noses” in the last few years. Researchers have observed the phenomenon three or four times. The agency added that “We don't know if this is just some strange statistical anomaly or if we will see more eels in seals in the future”. (Photo by NOAA Fisheries/Brittany Dolan/EPA/EFE)





A cow is seen fallen inside a manhole in Adana, Turkey on December 13, 2018. Cow was noticed after a dog constantly barked near the manhole. Entrance of the manhole was enlarged by firefighters at first. Then cow was tied with a rope and pulled out of the canal. (Photo by Eren Bozkurt/Anadolu Agency/Getty Images)





A crow sits on a Himalayan Griffon vulture, one of the largest birds of the Himalaya, near a carcass in Dharmsala, India, Monday, December 10, 2018. (Photo by AP Photo)





A ranger watches a seal pup near the Northumberland coast, Farne Islands, UK on December 19, 2018, where the National Trust says the number of Atlantic grey seal pups has reached a record high thanks to an abundance of food and a lack of predators. (Photo by Owen Humphreys/PA Wire Press Association)





A woman holds a dog wearing a Boca Juniors scarf during a gathering of Boca Juniors supporters outside the team hotel in Madrid Saturday, December 8, 2018. The Copa Libertadores Final between River Plate and Boca Juniors will be played on Dec. 9 in Madrid, Spain, at Real Madrid's stadium. (Photo by Manu Fernandez/AP Photo)





Giant pandas Chengjiu and Shuanghao play in the snow at a zoo in Hangzhou, Zhejiang province, China December 9, 2018. (Photo by Reuters/China Stringer Network)





British volunteer Paul Barton plays piano for sick, abused, retired and rescued elephants in sanctuary along Thailand-Myanmar border in Kanchanaburi, Thailand, December 9, 2018. Paul has been playing piano for elephants as a volunteer for almost ten years. (Photo by Soe Zeya Tun/Reuters)





Hamish the polar bear emerges from his frozen muddy pond searching for his red ball in the Highland Wildlife Park in Kincraig, Scotland, Britain, December 16, 2018. (Photo by Russell Cheyne/Reuters)





A young silverback gorilla searches for food in an advent calendar as animals are given meals styled along a Christmas theme in London, Britain, December 20, 2018. (Photo by Toby Melville/Reuters)





A donkey rests at a roundabout in Baidoa, about 260km north west of Mogadishu, Somalia, on December 17, 2018. (Photo by Mohamed Abdiwahab/AFP Photo)





In this undated photo provided by the Oakland Zoo, Nikko, a 35-year-old white-handed gibbon, is seen at the Oakland Zoo in Oakland, Calif. The elderly gibbon recently transferred to the Santa Barbara Zoo from Northern California has died unexpectedly, Sunday, December 16, 2018, possibly from cancer, authorities announced Tuesday, Dec. 18. (Photo by Andrew Lincoln/The Oakland Zoo via AP Photo)