Paris inornatus 20 Apr 5 W came back at inner - 1st male giving buzzy note keen in fucerus. Flew few feet E. to 2 Acacia trees, back to fucerus and into hole in sheet metal inside of building (came back out in just a few seconds). In a few minutes returned, again giving buzzy note, entered hole again for a few seconds. Came out head first. (May not be same bird). One came about 6 minutes later, more of a song but did not go near nest. Just came to about 40 ft. + left. Soon (2 min) one came buzzing and holding food. Sat and scolded in fucerus for a minute. Joined by another bird, silent whose tail shook violently just before entering hole. Flying bird then entered after first one left. Cond: Both birds are feeding young. Saw no removal of fecal sacs. Building bird 14 minutes later, scolded in tree for about a minute, entered hole, remained inside for over a minute came out in 2. for 1/4 - 1/2 minute, its tail + wings shaking violently from side to side. Remained (Reentered hole for 15 sec. returned and scolded a few times, then left. In about 2 minutes another flew silently into tree, scolded, then entered hole, returned immediately, flew away. Heard a chip from inside nest while it was in. Within 2 minutes another came to on edge of hole but did not enter, then flew away.