Kieran Bettany and his pregnant wife's trip to Colchester Zoo
was made especially memorable by this special meeting with a resident orangutan
Kayley was seven months pregnant at the time of the visit when her baby bump caught the eye of this orangutan who seemed both fascinated and moved by the bump as he tried to caress it.See also: Orangutan finds zoo visitor's magic trick hilarious
See also: Orangutan makes onesie out of coffee bean sack
Kieran said: "This was a wonderful experience however upsetting at the same time. He even had a tear run down his face".
The video was originally uploaded to YouTube
in January of this year and has been watched more than 825,000 since then.
Baby zoo animals around the world
These babies, named Sri Kandi (left) and Arjuna (right) were born at Tierpark, Berlin, Germany. They made their debut on 5 March 2012.
Clinging to his mum, baby Changi meets his public for the first time at Krefeld Zoo, Germany.
This little rhino, named Male, was born in January. He's pictured here with his mother, Mana, at Magdeburg Zoo, Germany.
The zoo at Tierpark in Berlin celebrated the birth of a litter of four dingo babies in January.
Only a few days old, this baby giraffe, named Kimarle, peaks out from her enclosure at the ZOOM Zoo in Gelsenkirchen, western Germany. The 170cm tall giraffe was born on March 9.
A one-month-old baby squirrel monkey clings to its mother's back at Qingdao Forest Wildlife Park, China.
A two-week old baby gorilla is cuddled by her mum, Mumba, a Western Lowland Gorilla, at Port Lympne Wild Animal Park near Ashford, Kent.
Born at Cincinnati Zoo, US, this one-month old hedgehog is being hand reared by keepers until it is old enough to be included in the zoo's outreach programme.
Ludwig the baby elephant is clearly happy to be out and about at the Tierpark Hellabrunn Zoo, Munich.
These cuties were born in February at Bristol Zoo Gardens.
This cub was born prematurely at Toronto Zoo. His mum rejected him soon after he was born, so he was cared for by staff at the zoo. Here he is making his debut in February.
This six-month old baby Western Lowland Gorilla is seen here enjoying the spring sunshine with her mother at Dublin Zoo.