COURTSHIP OF THE GREAT CRESTED GREBE, 543 
TasLe B. 
Disposition of ‘‘ Y ” to the pair. 
Ficures in brackets include doubtful possibilities. 
| 
_A,—X and Y (the pair) swimming together in a | 
definite direction. 
SexOh saver 
(a) “Y” (the odd bird) threatening : 
(Ge) ee acenba kesh taentni tiativicmea sy eameseeeeeeece = | 
(ii.) ““ Y” does not take the initiative 
(Qe NE HAN CTEHODISS Hrgtoppaoceadbnes rosa onusecHnecesea|| 
(c) “Y indifferent ...... 
| B.—X and Y fishing, resting, ete.—not swimming. 
| 
| 
vice to any future observers. 
(a) “Y” threatening : 
(G5) erantalkespulelimibiaytivieneessceerreerte- eer | 
(ii.) ‘““ Y” does not take the initiative ....,.... 
(ii.) Doubtful 
(b) oy flurtatious 8 
(Go) peeveretakeshihepmniibiatiyer spear eee ae 
(u.) “ Y” does not take the initiative 
(it, Domo cacccooce 
(c) “¥ ” indifferent ...... 
Sk Caen 
1 
1 | 
1 5 | 
1 (2) 0) | 
loay| 
Day Ps l1@) 
2 | 
1(2)| 2 )1@2) | 
2 bea 
10. Recorps rrom my Notes. 
Here follow a number of actual incidents which may be of ser- 
Among other things, they show 
very clearly the individual differences between different pairs. 
I have numbered these scenes, and append here a little index 
showing where descriptions of various courtship activities may be 
found :— 
Courtship-action. 
Scene. 
Bout of shaking 
Display ceremony ...... seinen te ceas a 
Discovery ceremony 
Diving alone 
Weed-trick 
Complete Penguin-dance ............ are 
Flirtation 
Cr i i i a i ii aca 
ee ee ee 
ee eC i a ie id 
weer etree ores 
Hostility to birds of other pairs 
per oee! 
Lo 
joel 
Or 
Ome ams 
a 
~ 
2 
~ 
ay 
~ 
bs 
— 
Or 
[xis Ja 
| 
ware} 
Or 
~ 
Dayo wwe pe 
— ee bh bd © 
— 
~~ 
