<OL TYPE="1"><LI>an unclean animal of some kind<OL TYPE="a"><LI>an unclean bird<OL TYPE="1"><LI>perhaps the ibis, water-hen, species of owl, barn owl</OL><LI>an unclean lizard<OL TYPE="1"><LI>perhaps the chameleon</OL><LI>perhaps an extinct lizard or bird, exact meaning unknown</OL></OL>