Greylag Goose vs Mute Swan

The most reliable way to distinguish a Greylag Goose from a Mute Swan is by size and neck length. Mute Swans are significantly larger with a long, curved neck, while Greylag Geese are smaller with a shorter, straight neck.

Look for the size and neck shape: Mute Swans are larger with a long, curved neck, while Greylag Geese are smaller with a shorter, straight neck. Check the bill color and shape: Mute Swans have an orange bill with a black knob, whereas Greylag Geese have a pinkish bill without a knob.

Mute Swans are much larger than Greylag Geese, with a more elongated body and longer neck.

Greylag Geese have a grayish body with a pinkish bill, whereas Mute Swans are predominantly white with an orange bill and a distinctive black knob at the base.