Teeth Chattering Nov 11, 2012 10:21:06 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Brave on Nov 11, 2012 10:21:06 GMT -5 Teeth Chattering.....is a behavior in which the gerbil is upset or angry, usually triggered when in contact of an enemy gerbil, you may hear a chattering or see a rapid movement in the jaw area.