Tree Creeper 
Wood Pigeon 
Stock Dove. 
Rock Dove . 
Turtle Dove 
Whimbrel 
Curlew ‘ 
Common Sandpiper 
Redshank 
Greenshank 
Great Crested Grebe 
Little Grebe 
Common Guillemot 
Greylag Goose 
Wryneck 
Corncrake . 
Partridge 
Red Grouse 
Ptarmigan . 
Water-rail . 
118 CONTROLLED NATURAL SELECTION 
Certhia familiaris 
Columba palumbus 
C. cenas 
C, livia 
Turtur communis 
Numenius phceopus 
N. arquata 
Tringoides hypoleucus 
Totanus calidris 
T. canescens 
Podiceps cristatus 
Tachybaptes fluviatilis 
Lomvia triole 
Anser cinerrus 
lynx torquilla 
Crex pratensis 
Perdix cinerea 
Tetrao scoticus 
T. mutus 
Rallus Aquaticus 
TasLe V 
*Red-legged ee : 
*Dunlin 
*Golden Plover 
*Ringed Plover 
*Ring Ouzel . 
*Kentish Plover 
Lapwing 
Water-hen . 
Oyster Catcher 
Coot 
Black-throated Diver < 
Red-throated Diver 
Caccabio rufa 
Tringa alpina 
Charadrius fluvialis 
Aigialitis hiaticula 
Turdus torquatus 
A. cantiana 
Vanellus vulgaris 
Gallinula chloropus 
Hematopus ostralegus 
Fulica atra 
Colymbus arcticus 
C. Septemtrionalis 
