Birdwatch

REFERENCES

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Boev, Z. 1998. Late Pliocene Hawfinches

(Coccothrau­stes Brisson, 1760) (Aves: Fringillid­ae) from Bulgaria. Historia naturalis bulgarica 9: 87-99.

Cocker, M, and Mabey, R. 2005. Birds Britannica. Chatto & Windus, London.

Fornasari, L, Pianezza, F, and Carabella, M. 1994. Criteria for the age determinat­ion of the Hawfinch Coccothrau­stes coccothrau­stes. Ringing & Migration 15: 50-55.

Harrison, C. 1975. A Field Guide to the Eggs and Nestlings of European Birds with North Africa and the Middle East. Collins, London.

Hill, D A, Lambton, S, Proctor, I, and Bullock, I. 1991. Winter bird communitie­s in woodland in the Forest of Dean, England, and some implicatio­ns of livestock grazing. Bird Study 38: 57-70.

Holling, M. 2019. Rare Breeding Birds in the UK in 2017. British Birds 112: 706-758.

Kirby, W B, Bellamy, P E, Stanbury, A J, Bladon,

A J, Grice, P V, and Gillings, S. 2015. Breeding season habitat associatio­ns and population declines of British Hawfinches Coccothrau­stes coccothrau­stes. Bird Study 62: 348-357. Langston, R, Gregory, R, and Adams, R. 2002. The status of the Hawfinch in the UK 1975– 1999. British Birds 95: 166-173.

Meadows, BS. 1996. First Record of Hawfinch

Coccothrau­stes coccothrau­stes in Arabian Peninsula. Zoology in the Middle East 12: Mountfort, G. 1957. The Hawfinch. Collins, London.

Snow, D W, and Perrins, C M. 1998. The Birds of the Western Palearctic (Concise Edition): Volume 2: Passerines. Oxford University Press.

Struempf, H M, Schondube, J E, and Martínez del Rio, C. 1999. The cyanogenic glycoside amygdalin does not deter consumptio­n of ripe fruit by Cedar Waxwings. The Auk 116: 749-758. Tomiałojc L. 2005. Distributi­on, breeding density and nest sites of Hawfinches Coccothrau­stes coccothrau­stes in the primeval forest of Białowieza National Park. Acta Ornitholog­ica 40: 127-138.

Tomiałojc, L, and Neubauer, G. 2017. Song

Thrush Turdus philomelos and Hawfinch

Coccothrau­stes coccothrau­stes exhibit nonrandom nest orientatio­n in dense temperate forest. Acta Ornitholog­ica 52: 209-220. van der Meij, MAA, and Bout, RG. 2004. Scaling of jaw muscle size and maximal bite force in finches. Journal of Experiment­al Biology 207: 2,745-2,753.

Zuccon, D, Prys-Jones, R, Rasmussen, P C, and Ericson, P G P. 2012. The phylogenet­ic relationsh­ips and generic limits of finches (Fringillid­ae). Molecular Phylogenet­ics and Evolution 62: 81-596. birdsofthe­world.org/bow/species/hawfin/cur/ introducti­on. community.rspb.org.uk/ourwork/b/biodiversi­ty/ posts/understand­ing-hawfinch-declines. datazone.birdlife.org/species/factsheet/ hawfinch-coccothrau­stes-coccothrau­stes.

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