It's bright orange-yellow breast and slate blue back are separated by a white face with a black eye-stripe. The wings on a nuthatch transition from slate blue at the base to a dark blue-black at the tip, a small portion at the tip of the tail presents the same blackish hue.
Nuthatches can become reliant upon bird food in the winter months. The protein and fat content of suet products is especially important to nuthatches in the winter as it contains nutrients provided by natural food sources that have become scarce. They will also enjoy Sunflower Hearts and Peanuts too.