Have you ever been kept up at night with the sounds of cats vocalizing outside your bedroom window? We’ve all been there, which can be frustrating and disrupt our sleep patterns. If you have feral cat colonies or a stray cat in your neighborhood, you’re probably curious why the cats stay up all night crying and yowling. From defending their territory and mating behavior to displaying their hungriness, there are many reasons why they’re making a racket. First, What Is a Feral Cat?