These visitors to a safari zoo in Thailand were in for a bit of a surprise when they suddenly found themselves a little too close to some hungry (and rather over-friendly) giraffes.
The giraffes, who live at the Rescue Safari Zoo stuck their long necks inside the bus to see what was for lunch.
See also: Video: Giraffe attacks safari jeep full of tourists
See also: Beautiful rare baby Rothschild giraffe born at Chester Zoo
A giraffe's neck can reach lengths of six ft and can weigh as much as 600lb.
According to National Geographic they are they world's tallest animals and they also have the ability to run as fast as 35 miles per hour.