r t 
Prolonged JJ codling on nest-©; teriul. only traces oi paualing. 
< 
don’t leave nest alone titer Pairs leave nest clone until first 
start of building. egg is laid. . 
Swell number oi eggs (1— £, 3 except 10 - 3 eggs. mfieu. 
Eggshells not carried a way. 
Young: 
not cryptic. 
liostly stand v.ith face to; eras 
wall, don’ t move about. 
Eggshells carried away. 
Young: cryptic (hide under cover iroci 
predators/. 
walk oft nest shortly after 
hatching. 
StjaJdE-; hi' ngO-s- p p,4»g:-: .shortly... 
Squirt droppings unaer pressure 
over nos trim. 
Have black neckbi nd. 
deckle.' there t eve Ion precociously, 
have hear- turning ; nu appro prit to 
behaviour of atteekei'. 
Produce droppings ruth much 
loss pressure. 
H ave iio ne ck band . 
Neck! rs oevelop later, 
id vc no hean turning. 
parents: have no feeding call. 
■», 
| i’eod youri,! 1 1 ' On; throat. 
Don’t recognize young. 
Off 
ierenAs: have feeding c-. U [ >ru- 
,y}<$ o< 11 y for Un cun ; yo^n. . 
to feeding place). 
Feed young from be. hit ip or 
ground* 
M se you Iter : bout 
3 a ye (in Herring Gull). 
Young ana adult: have nestclc rang 
motive merit . . * 
Have sharp claws nd strong 
toes leapt eh for holding or. 
Young end Adult: have 
ning movement. 
Can't hold on 
i O X. os C cl Of - 
j v ,;;,C8 . o well 
Arc extremely t&ne on cliff 
(but xiot on top). 
Are always vuch shyer. 
^Zfl ujt/x 
Ia( A JbUM^Ci 
