A bird feeder is a device used to dispense food for wild birds. Bird feeders come in many shapes and sizes and can be made from a variety of materials, including wood, metal, plastic, and glass.

There are several types of bird feeders, including:
Hopper feeders: These are the most common type of bird feeders and consist of a container that holds the birdseed, with a roof and perches for the birds to feed on.

Tube feeders: These are cylindrical in shape and have small holes for the birds to feed from.

Suet feeders: These are designed specifically to hold suet cakes, which are a high-fat food that provides energy to birds during the winter months.

Hummingbird feeders: These are specifically designed for hummingbirds and often have a small container for nectar.

Platform feeders: These are flat, open-topped feeders that are ideal for ground-feeding birds, such as doves and sparrows.

When choosing a bird feeder, it is important to consider factors such as the type of bird that will be feeding, the desired capacity of the feeder, and the intended use. It is also important to consider the quality and durability of the feeder, as well as the manufacturer's recommendations for cleaning and maintaining the feeder to ensure the health and safety of the birds.