A jay is a type of noisy, intelligent bird known for its bold personality and often striking colors. The blue jay, common across North America, sports brilliant blue feathers with black and white markings. Jays belong to the crow family, which means they're remarkably smart: they can remember where they've hidden hundreds of seeds, recognize individual humans, and even mimic the calls of hawks to scare other birds away from food.

You'll often hear jays before you see them. They make loud, harsh calls that sound almost like they're scolding someone. If you're walking through the woods and suddenly hear a sharp, piercing cry, there's a good chance a jay spotted you and is announcing your presence to every creature within earshot. Despite their sometimes aggressive behavior at bird feeders, where they'll chase smaller birds away, jays play an important role in spreading oak trees: they bury acorns to eat later, but forget many of them, which can sprout into new trees.

The word jay can also mean a foolish or gullible person, though this usage is quite old-fashioned. You might encounter it in older books or in the term jaywalker, someone who crosses the street carelessly without following traffic rules.