When your feline friend gets a whiff of catnip, it's like a ticket to the 'purr-ty' zone! Catnip can work its magic in ...

This compound is what causes the behavioral effects that most cats experience when they come into contact with the plant.

go whacky for catnip? Then they are one of the 70 per cent of domestic cats, as well as some big cats like lions, who do. But how has this unassuming plant evolved to hold such power over our pets?