species may be determined, almost without effort. There is time and
space only in which to notice the most prominent of the doomed species,
and perhaps discuss a few examples by way of illustration. Here is a

* * * * *

PARTIAL LIST OF NORTH AMERICAN BIRDS THREATENED WITH EARLY EXTERMINATION

WHOOPING CRANE
TRUMPETER SWAN
AMERICAN FLAMINGO
ROSEATE SPOONBILL
SCARLET IBIS
LONG-BILLED CURLEW
HUDSONIAN GODWIT
UPLAND PLOVER
RED-BREASTED SANDPIPER
GOLDEN PLOVER
DOWITCHER
WILLET
PECTORAL SANDPIPER
BLACK-CAPPED PETREL
AMERICAN EGRET
SNOWY EGRET
WOOD DUCK
BAND-TAILED PIGEON
HEATH HEN
SAGE GROUSE
PRAIRIE SHARP-TAIL
PINNATED GROUSE