Dictionary of the Lithuanian Language.
ulbutis — 1 ulbùtis sm. (2) KŽ zool. kurtinys (Tetrao urogallus) … Dictionary of the Lithuanian Language
uldutis — uldùtis, ė smob. (2) žr. 2 ulbutis: Čiulba ulba uldùtis (d.) Slk … Dictionary of the Lithuanian Language