noun Descargar 🔗Compartir Alcas Any of several species of Arctic sea birds of the family Alcidae. Examples : "During our boat trip to the Arctic, we saw many auks nesting on the rocky cliffs. " Durante nuestro viaje en barco al Ártico, vimos muchas alcas anidando en los acantilados rocosos. bird animal biology nature ocean ecology Chat con IAJuego de vocabularioPracticar lectura