A man applies kohl eye make up to his pet monkey, named Gulabo (pinky), before it performs tricks for money in the streets of Karachi, Pakistan, May 31, 2015. REUTERS Sara the walrus performs during a show at the Dolphinarium in Istanbul, Turkey December 4, 2008. REUTERS A woman pushes her Fiat 500 car as her dog sits inside, in a neighborhood of Rome, Italy March 23, 2012. REUTERS A Japanese macaque (or snow monkey) soaks in a hot spring at a snow-covered valley in Yamanouchi town, central Japan January 20, 2014. REUTERS A man cleans the teeth of a hippopotamus at a wild life reserve park in Guangzhou, Guangdong province, China April 29, 2014. REUTERS Namwan, a 10-year-old female monkey, takes a puff on a cigarette at a temple in Kanchanaburi, west of Bangkok, Thailand November 28. After being discarded by her owners at the temple, Namwan started to pick up and smoke used cigarette butts and has now become addicted to smoking. Namwan now asks passersby for a cigarette to help fuel the habit. REUTERS A clown boxes with a kangaroo during an animals "Olympics" performance in the Shanghai Wild Animal Park, China September 28, 2006. REUTERS Brown bear (Ursus arctos) cub Medo plays with the Logar family dog in Podvrh village, central Slovenia June 1, 2011. The Logar family adopted the three-and-half-month-old bear cub that strolled into their yard. Although the family would like to prepare a fenced enclosure for it, veterinary authorities would prefer to move it into a shelter for wild animals. REUTERS Piek, a four-year-old monkey, checks one-year-old Pom for lice at a temple in Ayutthaya, Thailand August 7, 2002. Both animals were abandoned at the temple by their owners a year earlier. Since then they have become playmates and taken care of each other. REUTERS Kanchana, a 17-year-old macaque, "performs" a hit song during a monkey show in Lopburi province, Thailand May 30, 2003. REUTERS A meerkat warms itself under the glow of a heat lamp in its enclosure at Taronga Zoo in Sydney, Australia July 3, 2003. REUTERS A monkey drinks a Coke during the monkey buffet festival in Lopburi, Thailand November 25, 2001. REUTERS A chimpanzee eats its lunch using a spoon at Villa Lorena animal refugee center in Cali, Colombia October 20, 2009. REUTERS Street musician James Bowen busks with cat Bob in Covent Garden in London, England March 13, 2012. Bowen has written a book named "A Street Cat Named Bob" about the experiences of the then-homeless pair and how they met. REUTERS Students watch Orange, a 5-year-old orangutan, wearing a Santa Claus costume, pedal a bicycle during a Yuletide season presentation inside a crocodile farm in Pasay city, metro Manila, Philippines November 26, 2014. REUTERS A U.S. Army soldier with the 10th Special Forces Group and his military working dog jump off the ramp of a CH-47 Chinook helicopter from the 160th Special Operations Aviation Regiment during water training over the Gulf of Mexico as part of exercise Emerald Warrior 2011, March 1, 2011. REUTERS A trained sea lion writes the Chinese character "yang", which means "goat" or "sheep", on a board held by its trainer during a performance at the Beijing Aquarium, in Beijing, China April 23, 2015. REUTERS An elephant runs to kick a ball while playing in a soccer match during an Elephant Festival event at Sauraha in Chitwan, Nepal December 30, 2014. REUTERS Anfisa, a 8-year-old female chimpanzee, washes a window of her enclosure where she lives with a male chimpanzee named Tikhon, at the Royev Ruchey zoo in Krasnoyarsk, Siberia, Russia January 29, 2013. REUTERS An Australian koala, that was born with a damaged eye, looks at a camera as it sits atop a branch in its enclosure at Wild Life Sydney Zoo, Australia April 3, 2014. REUTERS Seals dressed in military uniforms swim during a show marking the 70th anniversary of the end of World War Two, at an aquatic park in Irkutsk, Siberia, Russia, May 9, 2015. REUTERS Jeremiah Gerbracht rides his Harley-Davidson motorcycle with his dog on Wilshire Boulevard in Los Angeles, California July 20, 2014. Gerbracht, a retired dog trainer, won a court ruling in 1996 allowing him to ride his motorcycle with a dog on board. REUTERS A dog surfs at the 6th Annual Surf City surf dog contest in Huntington Beach, California September 28, 2014. REUTERS A giant panda plays on a swing after snowfall at a wildlife park in Kunming, Yunnan province, China January 10, 2015. REUTERS A hedgehog wearing a bridal veil is seen next to another after making a paw print on a symbolic pets wedding certificate during Valentine's Day celebrations in Lima, Peru February 14, 2015. REUTERS A pit bull dog named OJ wears sunglasses as he stands on The Embarcadero with his owner in San Francisco, California March 16, 2015. REUTERS Four-year-old British Bulldog "Bobo" skateboards past office workers during evening rush hour at Singapore's central business district May 8, 2015. REUTERS