600 



DIURNAL OCCURRENCE OF SOUND CATEGORIES AT THE BHI 



"A" ROAR O 

 "A" KNOCK A 

 "A" HONK Q 



LEGEND 



NIGHT HOURS 

 DAY HOURS 



"A" POP O 

 "B" POP G> 

 "B" H0NK>— 



2000 — 0800 

 0800 -- 2000 



■(■denotes no 

 occurrence 



FIG. 16 



