Simplify the following text for a Grade 7 native English-speaking person.
Original: They have long antennae ( 23 â `` 45 segments ) and long cerci ( appendages on the rear end ; 5 â `` 8 segments ) , but no wings .
Simplified: They have long antennae ( 23 â `` 45 segments ) and long cerci ( 5 â `` 8 segments ) , but no wings .