The photographs in this picture gallery may look like they been Photoshopped or assembled with dead insects, but the ants in these images are very much alive. Russian photographer Andrey Pavlov ...

Once rhesus monkeys learn to associate a picture with a reward ... To do this, the researchers used a variant of Pavlov's well-known conditioning experiment: "Think of Pavlov giving a dog a ...

The photographs in this picture gallery may look like they been Photoshopped or assembled with dead insects, but the ants in these images are very much alive. Russian photographer Andrey Pavlov ...