Liberty, an Atlantic bottlenose dolphin, wears a hat and carries an American flag in his mouth at Six Flags Discovery Kingdom in Vallejo, California. The dolphin was named Liberty as he was born on the fourth of July in 1990, and celebrated his 20th birthday on Sunday
Ucil, a 4 year old trained monkey performs tricks on a wooden motorbike in Jakarta, Indonesia. The tiny monkey, dressed in shorts and a T-shirt, performs wheelies, spins and tricks to passing pedestrians on his replica Italian Motor GP bike. Owner Nuriaman, aged 28, bought Ucil when the animal was just three months old and trained him how to ride
A 14-day-old giraffe calf anmed Manya inspects the enclosure with the family, at the zoo in Cologne, Germany
A week-old giraffe calf nuzzles her mother inside their enclosure at National Zoological Park in New Delhi, India
A baboon enjoying an ice lolly to cool off at Hangzhou Wild Animal Zoo, Hangzhou, China
A squirrel monkey enjoys a frozen treat at Cotswold Wildlife Park in Burford
Brown bear Janosch cools off in a pool at the zoo in Muenster, western Germany
A polar bear dives into a pool at the zoo in Hanover, Germany, and seems to wink at the camera
A seal pup enjoys the sun at a station for abandoned seals in Norddeich, northern Germany. More than 60 pups are being care for at the station and will be released into the North Sea in a few weeks
A bald eagle named Manwe plunges into a shallow bath to cool off at Pacific North West Raptors in British Columbia, Canada
An unnamed sun bear cub plays with his mother Otay at the National Zoo and Aquarium in Canberra, Australia. The four-month-old cub is the second sun bear to be born in captivity in Australia
The baby sun bear plays in his pen at the National Zoo and Aquarium in Canberra
A meerkat at the Woodland Park Zoo in Seattle defends a watermelon from a challenger. The animals were given the treats just before Fourth of July holiday
A gorilla at the Woodland Park Zoo in Seattle feasts on a watermelon
IJ the capuchin monkey looks through a camera in Sydney, Australia. The 20-month-old monkey is being trained for education displays and TV/film work
Two monkeys break the peace in a hot spring by challenging each other to a fight. The Japanese macaques try to establish themselves as the dominant female if others attempt to take the best seat in the pool. They mostly scream and shriek but it can get violent as they use their sharp teeth to tear into each other. The eventual loser is forced to groom the winner in a humiliating display of defeat. Photographer Andrew Forsyth captured the scene in Jigokudani – or Hell’s Valley – near Nagano, Japan
A jackal got more than he bargained for when an enormous Lappets vulture with a 12ft wingspan interrupted his meal in the Serengeti in Tanzania. After being grabbed by the giant bird’s talons the wounded jackal made a hasty retreat
Two lionesses spar to hone their hunting skills. They were spotted at a waterhole by photographer Hilton Kotze during an early morning safari in the Savuti reserve at the Chobe National Park in Botswana
A lion and lioness share an intimate moment at the Aquila Game Reserve, Western Cape, in South Africa
A hippopotamus displays its huge teeth at the National Zoological Park in New Delhi, India
A bison bull and a black-tailed prairie dog come face to face in Wichita Mountains Wildlife Refuge, Comanche County, Oklahoma
Appaloosa horses wear fly masks in a horse van, following their competing in the 2010 World Championship Appaloosa Youth Show in Jackson, Mississippi. The masks are designed to protect the horses’ eyes from flies and other winged bugs, as well as UV-rays
Handsome Hector and his owner proudly display their tongues at the World’s Ugliest Dog Competition in Petaluma, California
An Oceanic Whitetip shark swims past biologist Wes Pratt off the Out Islands in The Bahamas. Patiently waiting for days for an Oceanic White Tip Shark to appear, underwater photographer Brian Skerry eventually got to spend two hours with one of the highly endangered creatures. Diving just off the Out Islands of the Bahamas, Brian and his research partner Wes Pratt swam in the open water with the 10-foot female
…A pair of Tasmanian Devils tussle for a piece of rabbit in the new breeding centre at Sydney’s Taronga Zoo. The zoo has developed the breeding centre to assist preservation of the carnivorous marsupial from Devil Facial Tumour Disease which has decimated wild populations over the last decade
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