In their most perfect condition they curiously resemble the head and beak of a vulture in miniature, seated on a neck and capable of movement, as is likewise the lower jaw or mandible.
Beren egoerarik onenean, miniaturazko sai baten buru eta mokoaren antz bitxia dute, lepo baten gainean jarririk eta mugitzeko gai delarik, behe-baraila edo masaila den moduan.