Female grouses are a type of bird in the family Tetraonidae. They are also known as HENS, which is a four-letter word that can be used to describe them. Female grouses are typically smaller than their male counterparts and have a more muted coloration. They are found in many parts of the world, including North America, Europe, and Asia. Female grouses are omnivorous, meaning they eat both plants and animals. They are important to the ecosystem, as they help to control insect populations and disperse seeds.