Nesting materials are the items that birds and other animals use to build their homes, or nests. These materials can include twigs, leaves, grass, feathers, and even bits of string or paper. Each species has its own preferences, and some birds, like sparrows, are known to be quite resourceful, using whatever they can find in their environment.
The choice of nesting materials is important for the safety and comfort of the young animals. For example, eagles often use large sticks to create sturdy nests high in trees, while hummingbirds use soft plant fibers to make cozy, cup-shaped nests. These materials help protect the eggs and provide warmth for the chicks.