The researchers conducted their experiments in the field to observe the behavior of the animals in their natural habitat.A cat perched high in the tree, watching closely as birds flew by.The children played together in the street, laughing and running around in the warm summer sun.I could see a mysterious figure lurking in the picture, hiding in the shadows of the background.As the sun began to set, the hot air balloons floated peacefully in the sky, creating a beautiful sight for all to see.