Üheks korralikuks eineks peab metsis sööma vähemalt paarsada grammi männiokkaid. See on tema peamine toit. Toidu jahvatamiseks pugus vajab ta aga väikeseid kivikesi, mida teedelt nokkimas käiakse. Kivikesed lihaselises pugus töötavad aga väikese veskina.
For one meal capercaillies must eat at least a couple of hundred grams of pine needles.
They also need grit: small stones or gastroliths which they actively search for and devour. With their very muscular stomachs, gizzard stones function like a mill and break needles and buds into small particles.
Tags: Metsis, Capercaillie, Tetrao urogallus