With WHICH WAS Incorporated in January, 191 7, "The Zoologist," 

 EDITED BY H. F. WITHERBY, M.B.E., F.Z.S., M.B.O.U. 



ASSISTED BY ^^___ 



Rev. F. C. R. Jourdain, m.a., m.b.o.u., and Nq 



TiCEHURST, M.A., F.R.C.S., M.B.O.U. 



Contents of Number ii, Vol. XIII. April i, 1920. 



page 

 Breeding of the Knot in Grinnell Land. Communicated by 



Col. H. W. Feilden, c.B. 278 



The Dutch and British Little Owls. By H. F. Witherby. . . 283 



Migration Notes from Bardsey Island, October 1919. By 

 the late F. W. Headley, with a Prefatory Note by Edward 

 T. Browne 284 



On Some Results of Ringing Certain Species of Birds. By 



H. F. Witherby 292 



Notes : — 



Marsh-Warbler in Sussex (M. J. Nicoll) 297 



Blackbird Laying Eight Eggs (W. Walmesley White) . . 297 



Curious Site for Blackbird's Nest (F, D. Welch) .. . . 297 



Little Owl in Pembrokeshire (H. W. Evans) and Flintshire . . 297 



Periods of Dives made by Long-tailed Ducks (J. A. Anderson) 298 



Carolina Crake off Irish Coast (C. D. Borrer) 298 



Short Notes :— 



Northern Bullfinch in Shetland. Hawfinch Breeding in 

 Dumfriesshire. Hawfinch in Dumbartonshire. Pied 

 Flycatcher in Aberdeenshire. Early Appearance of 

 Chiffchaff in Essex. Reed-Warbler and Sedge-Warbler 

 in Shetland. Great Spotted Woodpecker in Argyllshire. 

 WThooper in Inverness-shire in June. American Wigeon 

 in Fifeshire 298 



Letters : — 



Disaster to Rooks on Migration (D. W. Horner) 300 



Status of Goldfinch in Yorkshire (R. Fortune) . . 3°° 



