ORDER 2. LONG-WINGED SWIMMERS.—Longi- 
pennes. 
SKUAS, JAEGERS. Family Stercorariide:—Ma- 
rine birds of prey; bill strongly hooked, with long 
sealy shield, or cere, at the base; claws strong and 
curved, hawk-like; flight hawk-like; plumage often 
entirely sooty-black, and always so on the back. 
. GULLS, TERNS. Family lLarid@:—Gulls have 
hooked bills, usually yellowish, yellow eyes and pale, 
Bz ewe TOSI s\y\mmMer. Webbed feet. Head, underparts and square tail are 
Thy white in adults, back, pearl-grey; exceptions are the 
co four small black-headed gulls, which also have red- 
ORDER 3. dish legs. Gulls fly with the bill straight in front, 
and often rest on the water. Terns have forked tails, 
pea BESS black caps, and their slender, pointed bills and small 
<_< eX SCOPE REL Webbed feet are usually red. They fiy with bill 
ae er pointed down, and dive upon their prey. 
see 
(ewe nnwaren ORDER 3. TUBE-NOSED SWIMMERS.—Tubinares. 
Separate FULMARS, SHEARWATERS, PETRELS. Family 
Procellariide:—Nostrils opening in a tube on top 
10 of the hooked bill. Plumage of fulmars, gull-like; 
