70 Capt. A. W. Boyd on [Ihis, 



village of Gorre — not far from the line ; common in Adinfer 

 Wood, south o£ Arras. 



Cuculus canorus. Cuckoo. 



Very common in Havrincourt Wood and that district 

 generally. Last heard calling on 1 July near Amiens ; 

 last seen on 1 September at Achiet le Petit (a young bird). 



Micropus apus. Swift. 



A few about the ruined villages such as Bertincourt and 

 Trescault, but not really common. Fairly common near 

 Etaples. 



Last seen near Achiet le Grand in the first week of 

 August. 



[Strix aluco. Tawny Owl. 



A brown owl flying at dusk over the firing-line in front 

 of Havrincourt was presumably of this species and was tlie 

 only one seen ; I never heard its hoot.] ' 



Circus aeruginosTis. Marsh-Harrier. 



At Brie on the river Somnie, on 26 April^ I was watching 

 a fine cream-headed bird beatinoj down stream over the bi"- 

 reed-beds, when it was attacked by two hoodies which drove 

 it away up stream again ; after a hurried start it flapped 

 and glided into the distance. 



Circus cyaneus. Hen-Harrier. 



One flying over some rough country at Catelet, near 

 Cartigny, on 20 April. 



Circus pygargus. Montagu's Harrier. 

 A pair at Fiixecourt, near Amiens, on 5 July were the 

 only birds I saw. 



Buteo ? sp. Buzzard. 



On 3 January one high over the Givenchy ridge which 

 my companion at first took for an aeroplane ; on 16 Marcb 

 one high over Hesdigneul, near Bethune, well above some 

 aeroplanes which were then some 1500 feet up. 



