Authorssort ascendingYearTitle
Willoughby, EJ1971Drinking Responses of the Red Crossbill (Loxia curvirostra) to Solutions of NaCl, MgCl2, and CaCl2
Williams, Jr., LE1907Loxia curvirostra minor in Florida
Williams, RW1914The White-Winged Crossbill (Loxia leucoptera) in the District of Columbia
Wayne, AT1887The American Crossbill (Loxia curvirostra minor) in Large Numbers near Charleston, S. C.
Völker, O1957Die experimentelle Rotfärbung des Gefieders beim Fichtenkreuzschnabel (Loxia curvirostra)
Virkkala, R1991Spatial and Temporal Variation in Bird Communities and Populations in North-Boreal Coniferous Forests: A Multiscale Approach
del Val, E, Negro, JJ, Garrido-Fernández, J, Jarén, M, BORRAS, ANTONI, CABRERA, JOSEP, Senar, JC2014Seasonal variation of red carotenoid pigments in plasma of wild Crossbill males Loxia curvirostra
Ussher, RJ1892The Crossbill (Loxia curvirostra, L.) in Ireland (Continued)
Ussher, RJ1892The Crossbill (Loxia curvirostra, L.) in Ireland
Ussher, RJ1893Crossbills (Loxia curvirostra) Breeding in Co. Armagh
Ussher, RJ1905Decrease of Crossbills
Tombre-Steen, I1991Foraging Behaviour in the Parrot Crossbill Loxia pytyopsittacus: Systematic Searching in Patchy Environments
Tischler, F1917Die Kleider des Fichtenkreuzschnabels ( Loxia curvirostra )
Taylor, J1893Crossbill (Loxia curvirostra) and Grey Phalarope (Ph. fulicarius) near Mullingar
Tallman, DA, Zusi, RL1984A Hybrid Red Crossbill-Pine Siskin (Loxia curvirostra × Carduelis pinus) and Speculations on the Evolution of Loxia
Summers, RW, JARDINE, DAVIDC, Marquiss, M, Rae, R2002The distribution and habitats of crossbills Loxia spp. in Britain, with special reference to the Scottish Crossbill Loxia scotica
Summers, RW, Jardine, DC, Marquiss, M, Proctor, R1996The biometrics of invading Common Crossbills Loxia curvirostra in Britain during 1990–1991
Summers, RW, Humphreys, E, Newell, M, Donald, C2002Nest-site selection by crossbills Loxia spp. in ancient native pinewoods at Abernethy Forest, Strathspey, Highland: Birds preferred stands with a particular density of trees, perhaps to avoid predation, and they selected aspects sheltered from prevailing
Summers, RW, Dawson, RJG, Proctor, R2010Temporal variation in breeding and cone size selection by three species of crossbills Loxia spp. in a native Scots pinewood
Summers, RW, Dawson, RJG, Phillips, RE2007Assortative mating and patterns of inheritance indicate that the three crossbill taxa in Scotland are species
Summers, RW, Buckland, ST2011A first survey of the global population size and distribution of the Scottish Crossbill Loxia scotica
Summers, RW2007Stand selection by birds in Scots pinewoods in Scotland: the need for more old-growth pinewood
Stendall, JASidney, R. Praeger, L1919The Two-Barred Crossbill
Stendall, JASidney1927Two-Barred Crossbill in County Antrim
Snyder, DE1951Nests of the Barn Owl, Tyto a. pratincola, and the Red Crossbill, Loxia curvirostra, in Essex County, Massachusetts
J. Smith, C1894Crossbills (Loxia curvirostra) in Co. Cork
Sewall, KB, Hahn, TP2009Social experience modifies behavioural responsiveness to a preferred vocal signal in red crossbills, Loxia curvirostra
Senar, JC, Borras, A, Cabrera, T, Cabrera, J1993Testing for the Relationship between Coniferous Crop Stability and Common Crossbill Residence (Poniendo a pruebas la relación entre la residencia de individuos de Loxia curvirostra y la estabilidad en la productividad de coniferos)
Ruttledge, RF1959The Crossbill Invasion in Ireland in 1958
Ruttledge, RF1960The Crossbill Invasion of 1958 and 1959
Ridgway, R1884Probable Breeding of the Red Crossbill (Loxia curvirostra americana) in Central Maryland
Pulich, WM1955A Record of the Mexican Crossbill (Loxia curvirostra stricklandi) from Fort Worth, Texas
Pflumm, W1978Zur Nahrungsaufnahme des Fichtenkreuzschnabels ( Loxia curvirostra ) auf Lärchen
Pflumm, W1979Beobachtungen zum Bearbeiten von Lärchenzapfen ( Larix decidua ) in einer Schmiede des Buntspechts ( Dendrocopos major )
Pflumm, W1984Geschlechtsspezifische Unterschiede beim Nahrungserwerb des Fichtenkreuzschnabels ( Loxia curvirostra )
Pennock, CJ1912Crossbills (Loxia curvirostra minor) in Chester Co., Pa., in Summer
NGUEMBOCK, BILLY, Fjeldså, J, Couloux, A, Pasquet, E2009Molecular phylogeny of Carduelinae (Aves, Passeriformes, Fringillidae) proves polyphyletic origin of the genera Serinus and Carduelis and suggests redefined generic limits
Newton, I2006Movement patterns of Common Crossbills Loxia curvirostra in Europe
Newman, GA1974Recent Bird Records from the Guadalupe Mountains, Texas
Moffat, CB1894The Crossbill at Ballyhyland, Co. Wexford
Moffat, CB1916The Crossbill and Its Diet
Moffat, CB1916The Crossbill and Its Diet
Moffat, CB1917Food of the Crossbill
Marten, JA, Johnson, NK1986Genetic Relationships of North American Cardueline Finches
Marquiss, M, Newton, I, Hobson, KA, KOLBEINSSON, YANN2012Origins of irruptive migrations by Common Crossbills Loxia curvirostra into northwestern Europe revealed by stable isotope analysis
Marquiss, M, Hobson, KA, Newton, I2008Stable isotope evidence for different regional source areas of common crossbill Loxia curvirostra irruptions into Britain
Manuwal, DA, Huff, MH1987Spring and Winter Bird Populations in a Douglas-Fir Forest Sere
Koenig, WD, Knops, JMH2001Seed-Crop Size and Eruptions of North American Boreal Seed-Eating Birds


Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith