Two squirrels climb a tree at the Monza park, in Villasanta, near Milan, Italy, Thursday, July 18, 2019. (Photo by Luca Bruno/AP Photo)





A new pelican called Moon during feeding time at St James's Park, London on July 11, 2019. Three pelicans, named Sun, Moon and Star, have been gifted to the park by Prague Zoo arriving in the park at the end of May, but have been kept hidden from public view whilst they settled in to their new surroundings. (Photo by Aaron Chown/PA Images via Getty Images)





Northern sea bear calves dry off after a swim in their enclosure in Hanover, Germany on July 17, 2019. (Photo by Christophe Gateau/dpa)





A five-day-old female elephant calf takes her early steps in Vienna zoo, Austria on July 18, 2019. (Photo by Karl Schöndorfer/Rex Features/Shutterstock)





Young Langurs (black monkey) play at the Van Vihar National Park in Bhopal, India, 14 July 2019. Van Vihar which was declared a national park in 1983, covers an area around 445.21 hectares. Although having the status of a national park, Van Vihar is developed and managed as a modern Zoological Park. The animals are kept in their near natural habitat. Most of the animals are either orphaned brought from various parts of the state or are exchanged from other zoos. (Photo by Sanjeev Gupta/EPA/EFE)





An American alligator measuring over five feet long, captured in a Chicago lagoon after eluding officials for nearly a week, is shown in Chicago on July 16, 2019. (Photo by City of Chicago via Reuters)





A flock of sheep graze near the Invalides during the last stage of the urban Transhumance of the Grand Paris (Greater Paris) in Paris, France, July 17, 2019. (Photo by Philippe Wojazer/Reuters)





Juan Cerdas, whose hobby is feeding wild crocodiles, kisses a large crocodile in the Tarcoles River, a river with one of the highest crocodile population in the world, in Tarcoles, province of Puntarenas, Costa Rica, July 16, 2019. (Photo by Juan Carlos Ulate/Reuters)





A butterfly flies over a large crocodile in the Tarcoles River, a river with one of the highest crocodile population in the world, in Tarcoles, province of Puntarenas, Costa Rica, July 16, 2019. (Photo by Juan Carlos Ulate/Reuters)





Juan Cerdas feeds a large crocodile as a hobby in the Tarcoles River, a river with one of the highest crocodile population in the world, in Tarcoles, province of Puntarenas, Costa Rica, July 16, 2019. (Photo by Juan Carlos Ulate/Reuters)





Some dozens of long-finned pilot whales lay dead on a remote beach in Iceland after they were discovered by tourists sightseeing in the Snaefellsnes Peninsula in western Iceland aboard a helicopter, Thursday July 18, 2019. The whales were concentrated in one spot on the beach, many partially covered by sand. (Photo by David Schwarzhans via AP Photo)





A one-horned rhinoceros walks in floodwaters in Pobitora wildlife sanctuary, east of Gauhati, India, Friday, July 19, 2019. The sanctuary has the highest density of the one-horned Rhinoceros in the world. (Photo by Anupam Nath/AP Photo)





Two fully grown and young lesser whistling ducks are seen on a bamboo raft in a pond at the Gardens by the Bay in Singapore on July 17, 2019. (Photo by Roslan Rahman/AFP Photo)





An elephant minder, or “mahout”, feeds a white elephant in the compound of Upatasanti Pagoda during the Full Moon day of Waso, Tuesday, July 16, 2018, in Naypyitaw, Myanmar. The Full Moon Day of Waso marks the start of the Buddhist Lent, which lasts for three full months during the rainy season. (Photo by Aung Shine Oo/AP Photo)





A camel struggles with bondage rope as another is lifted by a mobile crane to be loaded into a waiting truck headed to the border with Egypt where the animal was meant to be sold, at El-Molih camel market west of the Sudanese capital's twin city of Omdurman on July 10, 2019. In El-Molih, a vast swathe of desert about 100 kilometres (63 miles) from the Sudanese capital, dozens of camel traders remain untouched by the country's biggest political upheaval in decades. El-Molih is well known among tourists visiting the northeast African country, with its daily camel market a hit among visitors. Some camels are to sent to slaughter houses, while the priced ones in the Gulf countries to take part in races. (Photo by Ashraf Shazly/AFP Photo)





A rescued black-crowned night heron is shown at the International Bird Rescue in Fairfield, Calif., Wednesday, July 17, 2019. An animal rescue group is asking for help caring for dozens of baby snowy egrets and black-crowned night herons left homeless last week after a tree fell in downtown Oakland. (Photo by Haven Daley/AP Photo)