An adorable orangutan named Pongo celebrates his first birthday at Zoo Atlanta, Georgia, America. Born 10th January 2013, the infant Sumatran orangutan was the first child of mum Blaze. Pongo was born by Caesarean section and was raised by a team of zoo keepers, volunteers and veterinarians, while his mum recovered. First-time mother Blaze initially had to learn to develop maternal skills following her son's birth by Caesarean section last January.
LIFTING their heads high and bumping beaks, these aggressive pelicans clash over fish .
An adorable little squirrel wakes from a nap and pops out his tongue for the camera .
BALANCING on top of a tree, this bear cub puts her climbing skills to the test .
BURSTING colours of reds, pinks and purples give the illusion of a collection of stunning flowers .
While often referred to as the kings of the jungle, gorillas - for all their might - are notorious hydrophobes .
FLAUNTING its new accessory, a fashionable green dumpy tree frog poses for the camera while wearing a SNAIL as a hat .
FLOATING effortlessly on his back, this little otter laps up a rare glimmer of English spring sunshine .
A DETERMINED great blue heron holds on tightly to its prey as the furry gopher attempts to wriggle free .
Throwing their arms up in the air, these energetic squirrels play a game of ball with a walnut .
MOUTH OPEN wide, this little stoat appears to be in mid-song as he belts out a tune for his onlookers .
STARING open-mouthed into the camera, this shocked fish looks out of place in the middle of its angry friends .
NEVER mind being careful not to choke on your food, this mother bird has a bigger challenge on her hands, as her ravenous offspring impatiently launches its head down into her stomach .