Some lorises can survive on little more than tree sap , knight says .
奈特说，有些懒猴只需树汁就能生存。
" But we just don 't know whether these lorises will be able to survive without their teeth , " knight says .
奈特说：“但是，我们不知道这些没有了牙齿的懒猴能否在野外生存。”
He wrote that it was " puzzling " to see seiffert 's team claim they were related to a group that became lemurs and lorises " with which it shares no resemblance " .
And crucially , she lived at around the time that a separate primate line , the one containing the lemurs and less well-known groups such as the lorises and bush babies , split off from the rest .
