Polar bear cub Anori explores the outdoor enclosure at the zoo in Wuppertal, Germany, on Monday, April 23, 2012. Anori was born on January 4 and is becoming a visitor's highlight. #

Inmates are charged by a bull during "Convict Poker" at the Angola Rodeo, a prison rodeo at Louisiana State Prison in Angola, Louisiana, on April 21, 2012. "Convict Poker" is a game that involves four inmate cowboys who sit at a table in the middle of the arena with their hands on the table, and a wild bull is released, leaving the last man remaining seated, as the winner. The Angola Rodeo was first held in 1965 and features prisoners and staff competing in events ranging from bareback horse riding to Guts and Glory, in which inmates attempt to grab a poker chip that has been tied to the back of a Brahma Bull. #

Researchers dressed in panda costumes carry a cage as they transfer giant panda Tao Tao to a new living environment at the Hetaoping Research and Conservation Center for the Giant Panda in Wolong National Nature Reserve, Sichuan province, on May 3, 2012. Tao Tao, 21-months-old, and its mother Cao Cao are being transferred to a bigger living environment with a higher altitude and a more complicated terrain, which marks the beginning of the third phase of its training to be reintroduced to the wild. Researchers wear panda costumes to ensure that the cub's environment is devoid of human influence, according to local media. #

West Coast Sea Nettles drift in a tank during a preview of the newly renovated Suzanne and Walter Scott Aquarium at Henry Doorly Zoo in Omaha, Nebraska, on April 4, 2012. The aquarium opens to the general public on Thursday, April 5. #

A man attempts to retrieve a dog after it escaped from its cage during transportation on an airline at LaGuardia Airport, on April 25, 2012 in New York City. The dog was caught after approximately ten minutes but not before halting plane traffic at the busy metro airport while the chase was underway. #

Loango, a crown male Mangabey monkey is cared for by his keeper on April 18, 2012, at the Jardin des Plantes's zoo in Paris. The baby was born in the zoo in March 5, 2012, and then rejected by his mother. This birth in a zoo is part of the European breeding of Endangered species Program (EEP) to promote their breeding. #

Chinese farmer She Ping is covered with honey bees at his farm, producing honey to supplement their income in southwest China's Chongqing municipality, on April 18, 2012. China's subsidies to farmers grew six-fold to reach 147 billion USD in 2010, with an increasing amount going to propping up farmers' pay. #

Tong, a seven-year-old chimpanzee, drinks water from a pipe that an official sprayed to cool him off as temperatures rose to nearly 40 degrees Celsius (104 F) at Dusit Zoo in Bangkok, Thailand, on Thursday, April 26, 2012. #

Cows run into a field on March 20, 2012 in in Delfgauw, The Netherlands, on the first day of Spring. After staying in the stables for the winter, they were released out into the field for the first time today. #

A Black-crowned Night Heron (Nycticorax nyctocorax) remains on a branch at Birds Island in Suchitlan lake, near the town of Suchitoto, 47 km east of San Salvador, on April 20, 2012. Suchitlan lake, an artificial lake formed by the Cerron Grande dam, is a natural shelter for wildlife in El Salvador. #

A farrier attaches a horseshoe still hot from the furnace at The Household Cavalry Mounted Regiment (HCMR) at Hyde Park Barracks, on March 28, 2012 in London, England. The HCMR are preparing for ceremonial duties during celebrations to mark HM Queen Elizabeth II's Diamond Jubilee in June 2012. #

An employee gives a medical-cosmetic massage to a client using an African snail at a beauty salon in Russia's Siberian city of Krasnoyarsk, on March 23, 2012. The beauty salon is the only one in the region using the snails' method, which is believed to help in speeding up regeneration of the skin, eliminating wrinkles, scars and traces of burn marks, according to the owner Alyona Zlotnikova. #

The Elwha River flows through remnants of the torn-down Glines Canyon Dam, as Barb Maynes, public affairs officer from National Park Service, takes a photograph near Port Angeles, Washington, on March 23, 2012. Work continues on the Elwha River restoration in Olympic National Park, removing two dams, about 80 miles (129 km) northwest of Seattle, that blocked migratory routes of salmon and steelhead trout to some 70 miles (113 km) of tributary habitat, in the process robbing Native Americans of income by halting a treaty-guaranteed reservation fishery. #

The carcass of a well-preserved baby mammoth, named Lyuba, is seen during a media preview in Hong Kong, on April 10, 2012. Lyuba, whose carcass is 40,000 years old, was found by a reindeer herder in Yamal Peninsula in Russia in 2007. She will be exhibited at IFC Mall in Hong Kong on April 12. #

A gravestone marks a pet's final resting place at the Hartsdale Pet Cemetery and Crematory in Hartsdale, New York, on April 30, 2012. The cemetery, established in 1896, is the oldest pet cemetery in the United States and serves as the final resting place for tens of thousands of animals. Pet owners can spend as much as $20,000 for a large plot to bury multiple pets and as little as $300-400 for small plots to bury ashes if they choose cremation. Pet owners also have the option of eventually having their own ashes buried in the plot, alongside their pets. #

Lesser flamingos are pictured at Lake Oloidien near Naivasha, Kenya, on on May 2, 2012. Kenya's Lesser flamingos are currently in abundance in the country's drier regions after heavy rains nationwide have altered the salinity of the water in many lakes making them less rich in phytoplankton, the flamingo's food and forcing the birds to fly to drier regions. #

Veterinarian Dr. Jennifer Steketee holds Meow, a 2-year-old tabby at the shelter in Santa Fe, New Mexico, on April 19, 2012. Meow arrived at the shelter weighing in at over 39 pounds, after his elderly owner could no longer care for the feline. The shelter plans to put the cat on a special diet so he can lose weight gradually. Adult cats typically weigh between 7 and 12 pounds. #

A 19-year-old Japanese macaque monkey named Monday sneezes while suffering an allergy to pollen from cedar trees, at Awajishima Monkey Center in Sumoto, Hyogo, Japan, on March 26, 2012. Some twenty monkeys are suffering the effects of hay fever at this time of the year, with the typical symptoms being the same as with humans. #

Veterinary staff prepare a Mexican gray wolf for a CT scan at Brookfield Zoo's Animal Hospital in Brookfield, Illinois, on April 18, 2012. Through a study of Mexican gray wolves using CT (CAT) scans, researchers hope to aid in conservation efforts of the endangered species, and determine whether a type of nasal tumor is more prevalent in wolves or domestic dogs. Brookfield Zoo is the second zoo in the U.S. to own an on-site CT scanner and is the only zoo animal hospital in North America to combine digital radiology and CT technology at its facility. #

A dead donkey lies partially covered by the wind-swept sand in an area of desert where villagers take dead animals to avoid the smell and potential for disease affecting them, near the village of Dala in the Sahel belt of Chad, on April 20, 2012. #

The four-week-old leopard cub Imoo sits at Nyiregyhaza Animal Park in Nyiregyhaza, 227 kms northeast of Budapest, Hungary, on April 5, 2012. The cub's name means darkness in Swahili. Imoo's parents have lived in the zoo since 2007. #

A weeks-old Asian elephant bull (Elephas maximus) named Assam plays with keeper Robert Schieritz during his first appearance in the outdoor enclosure at the Hagenbeck zoo in Hamburg, Germany, on April 27, 2012. #

Inmate Richard Amaro holds Clementine in his 12-by-10-foot cell, which resembles a dormitory room, at Larch Correctional Facility Friday, April 20, 2012, in Yacolt, Washington. The Cuddly Catz program at the Larch Correctional Facility, a minimum-security prison is several months old, but inmates say they've already noticed a difference in the cats and themselves. The program began in cooperation with a local animal shelter. It has grown to include two cats and four inmates, and the prison plans to add four more cats. #

A close-up of "Cuddles", a female African Elephant, is seen at Taronga Western Plains Zoo on April 20, 2012 in Dubbo, Australia. The popular 35 year old Dubbo zoo is set in 3 square km of bushland and is home to over 700 animals. #

Yemeni boys try to rescue a dog in a canal following heavy rains in the capital Sanaa, on April 9, 2012 as the authorities warned citizens residing in mountainous areas to take necessary precautions against expected flash floods. #

Tilly, an orphaned baby wallaby, relaxes inside a rucksack at ZSL Whipsnade Zoo, on April 30, 2012 in Dunstable, England. Tilly is being hand-reared by keepers at the zoo using a rucksack and blanket as a substitute marsupium until she can become more self-sufficient after being found out of her mother's pouch one month ago. #

A black Labrador retriever stands by a companion yellow Lab that was struck and killed by a vehicle in La Puente, California, on April 11, 2012. She stood guard for hours before Animal Control officers arrived. The Los Angeles County Department of Animal Care and Control who had named the dog "Grace", were eventually able to locate the black lab's owner by microchip. Grace, real name Maggie, was released to her owners days later. #

Mahal, 5, watches a video of another orangutan on an iPad held up to the glass of his enclosure at the Milwaukee County Zoo on March 28, 2012. Zookeepers have been using iPads as enrichment tools for nearly a year now and is retrofiting their building with wifi so the playful primates can soon have "playdates" with orangutans at other zoos using livestreaming video applications like FaceTime. #

A dying pelican crawls away from the surf to die on the beach of Paita, in Tumbes, 1,100 kilometers north of Lima, Peru, and close to the border with Ecuador on May 2, 2012. According to Peruvian vice minister of Environment, Gabriel Quijandria, the cause of death of thousands of fish, sea birds and diverse animal wildlife that has been washing ashore in the northern coasts of Peru, is a virus called morbillivirus which has caused similar effects in the coasts of Mexico and the United States. #

A dog is chained and sheltered in a rusty old steel drum in San Pablo City, Laguna province south of Manila, Philippines, on March 31, 2012. Some 300 pit bulls and mixed pit bull breeds were rescued from a Korean syndicate operating an elaborate dog fighting arena in Laguna, according to local media. #

A freshly shaved alpaca walks on a green field at Alpaca-Land farm in Goeming in the Austrian province of Salzburg, on April, 29, 2012. The annual shearing is done in the spring to make the animals more comfortable for the summer months. This will give them plenty of time to grow a thick new coat before winter. #

Dennis Wiist, Wildlife Repository Specialist walks through a freezer containing dozens of bagged eagles ready for shipment at the U.S. Fish and Wildlife Service National Eagle Repository in Commerce City, Colorado, on March 26, 2012. Eagles are sacrosanct for many tribes, and employees at the National Eagle Repository provide them with feathers, wings and talons - and in some cases whole carcasses - for religious rituals. But the Indians' demand outstrips the repository's supply. Each year the repository receives about 2,300 dead bald and golden eagles, gathered by wildlife agents and others. #

A mounted sheep is prepared at a laboratory of the Naturhistorisches Museum Wien (Museum of Natural History) in central Vienna, on April 18, 2012. The museum, which first opened in 1889, today consists of 39 exhibition halls with thousands of objects on display and some 25 million specimens and artefacts kept behind the scenes for scientific work for more than 60 staff scientists. #

Meghan Caffery, a U.S. Customs and Border Protection Agriculture Specialist, hugs Izzy, an agricultural detector beagle whose nose is highly sensitive to food odors, at John F. Kennedy Airport's Terminal 4 in New York, on February 9, 2012 . This U.S. Customs and Border Protection team works to find foods and plants brought in by visitors that are considered invasive species or banned products, some containing insects or larvae know to be harmful to U.S. agriculture. #