i+6 
fool heads off. Theirs is the most versatile and ubiquitous vocalization. 
The voices of terns are of course the same the world over, so X was 
sureris 
stress on 
ed at the diversity in the 5 species here. The Gray-backs have an 
iterated triple cry or rasp, ’’kay-tee-did” run quickly together vioh the 
the second highest pitched note. Sometimes it reminds me of the 
old high school whistle, rasped out, n T-0-E. n The Black-sacks I have heard 
only screeching in clouds of thousands, but I imagine the constant voices 
in the air at night are largely theirs. "T-O-S" would be better ±o± ^hem 
with the stress on the first note. They sit on their chosen nesting 
grounds all day, or hover screaming above it so much ox oheir acixvtoy Is 
doubtless at night. 
The Love Terns have a gentle wheezy twittering like an over grown Clixi 
swa llow. 
The Noddy a long low pitched grating - 
The Hawaiian Tern 
To revert: camp is a full 1/2 mile from the big Sooty-backed Tern colony 
No. e. of the Lagoon. That is none to far. Night and day even here -ne 
is noticeable, but distance makes it seem more Hus a c..^~^s -n 
rasa 
the distance. It. interests me to see how constant it is. Vaen undisturbed 
by man the thousands upon thousands suffice to insure that ax leasx part o. 
the colony will be in ah uproar, and the Babel (babbie?) rises and fails but 
little and is never still. 
The albatrosses in general are^silent birds, but in tneir can^e tuey 
. CL 
call. Also they have the .stifled "trumpet” or "moos 1, as someone calls it, 
a 1 the end of t 
cL.nee when the head is raised. It always sounds as tho 
-it , 0 y the ] lack- f -, ■ 
00 lash in ^ their heads sideways in the ecstacy of their dance p^ animatio: 
into the ca 
lie 
