Strategic placement of Rock Ptarmigan Lagopus muta nests adjacent to boulders

REFERENCES

• Ardia, D.R., Pérez, J.H. & Clotfelter, E.D. 2006. Nest box orientation affects internal temperature and nest site selection by Tree Swallows. J. Field Ornithol. 77: 339–344. doi: 10.1111/j.1557-9263.2006.00064.x
   Web of Science ®Google Scholar
• Bergin, T.M. 1991. A comparison of goodness-of-fit tests for analysis of nest orientation in Western Kingbirds (Tyrannus verticalis). The Condor 93: 164–171. doi: 10.2307/1368619
   Web of Science ®Google Scholar
• Burton, N.H.K. 2006. Nest orientation and hatching success in the tree pipit Anthus trivialis. J. Avian Biol. 37: 312–317. doi: 10.1111/j.2006.0908-8857.03822.x
   Web of Science ®Google Scholar
• Burton, N.H.K. 2007. Intraspecific latitudinal variation in nest orientation among ground-nesting passerines: a study using published data. The Condor 109: 441–446. doi: 10.1650/0010-5422(2007)109[441:ILVINO]2.0.CO;2
   Web of Science ®Google Scholar
• Butler, M.W., Whitman, B.A. & Dufty Jr., A.M. 2009. Nest box temperature and hatching success of American Kestrels varies with nest box orientation. Wilson J. Ornithol. 121: 778–782. doi: 10.1676/08-124.1
   Web of Science ®Google Scholar
• Goodenough, A.E., Hart, A.G. & Elliot, S.L. 2008. Variation in offspring quality with cavity orientation in the great tit. Ethol. Ecol. Evol. 20: 375–389. doi: 10.1080/08927014.2008.9522518
   Web of Science ®Google Scholar
• Hadley, N.F. 1969. Microenvironmental factors influencing the nesting sites of some subalpine fringillid birds in Colorado. Arct. Alp. Res. 1: 121–126. doi: 10.2307/1550018
   Google Scholar
• Holder, K. & Montgomerie, R. 1993. Rock ptarmigan (Lagopus mutus). In Poole, A. & Gill, F. (eds) The Birds of North America 51, 1–24. Academy of Natural Sciences, Philadelphia and American Ornithologists Union, Washington, DC.
   Google Scholar
• Kang, C.-K., Moon, J.-Y., Lee, S.-I. & Jablonski, P.G. 2012. Camouflage through an active choice of a resting spot and body orientation in moths. J. Evolution. Biol. 25: 1695–1702. doi: 10.1111/j.1420-9101.2012.02557.x
   PubMed Web of Science ®Google Scholar
• Kovach, W.L. 2010. Oriana – Circular Statistics for Windows, Ver. 3. Kovach Computing Services, Pentraeth. http://www.kovcomp.com/oriana
   Google Scholar
• Lustik, S., Talbot, S. & Fox, E.L. 1970. Absorption of radiant energy in Red-winged Blackbirds Agelaius phoeniceus. The Condor 72: 471–473. doi: 10.2307/1366396
   Web of Science ®Google Scholar
• Macdonald, S.D. 1970. The breeding behaviour of the Rock Ptarmigan. Living Bird 9: 195–238.
   Google Scholar
• Nelson, K.J. & Martin, K. 1999. Thermal aspects of nest-site location for vesper sparrows and horned larks in British Columbia. Studies in Avian Biol. 19: 137–143.
   Google Scholar
• Norment, C.J. & Green, K. 2004. Breeding ecology of Richard's Pipit Anthus novaeseelandiae in the Snowy Mountains. Emu 104: 327–336. doi: 10.1071/MU04006
   Web of Science ®Google Scholar
• Rae, S. & Rae, D. 2013. Orientation of tawny frogmouth Podargus strigoides nests and their position on branches optimises thermoregulation and cryptic concealment. Aust. J. Zool. 61: 469–474. doi: 10.1071/ZO13090
   Web of Science ®Google Scholar
• Rauter, C., Reyer, H.-U. & Bollmann, K. 2002. Selection through predation, snowfall, and microclimate on nest-site preferences in the water pipit Anthus spinoletta. Ibis 144: 433–444. doi: 10.1046/j.1474-919X.2002.00013.x
   Web of Science ®Google Scholar
• Sargent, T.D. 1966. Background selections of Geometrid and Noctuid moths. Science 154: 1674–1675. doi: 10.1126/science.154.3757.1674
   Web of Science ®Google Scholar
• Sawa, Y., Takeuchi, Y. & Nakamura, H. 2011. Nest site selection and nesting biology of Rock Ptarmigan Lagopus muta japonicus in Japan. Bird Study 58: 200–207. doi: 10.1080/00063657.2011.559532
   Web of Science ®Google Scholar
• Scherini, G.C., Tosi, G. & Wauters, L.A. 2003. Social behaviour, reproductive biology and breeding success of Alpine Rock Ptarmigan Lagopus mutus helveticus in northern Italy. Ardea 91: 11–23.
   Web of Science ®Google Scholar
• Steen, J.B. & Unander, S. 1985. Breeding biology of the Svalbard Rock Ptarmigan Lagopus mutus hyperboreus. Ornis. Scand. 16: 198–204. doi: 10.2307/3676631
   Web of Science ®Google Scholar
• Walsberg, G.E. 1985. Physiological consequences of microhabitat selection. In Cody, M.L. (ed.) Habitat Selection in Birds, 389–413. Academic Press, New York.
   Google Scholar
• Walsberg, G.E. 1986. Thermal consequences of roost-site selection: the relative importance of three modes of heat conservation. The Auk 103: 1–7. doi: 10.2307/4087224
   Web of Science ®Google Scholar
• Watson, A. 1972. The behaviour of Ptarmigan. Br. Birds. 65: 6–26, 93–117.
   Google Scholar
• Watson, A. & Moss, R. 2008. Grouse. HarperCollins, London.
   Google Scholar
• Watson, A., Moss, R. & Rae, S. 1998. Population dynamics of Scottish Rock Ptarmigan cycles. Ecology 79: 1174–1192. doi: 10.1890/0012-9658(1998)079[1174:PDOSRP]2.0.CO;2
   Web of Science ®Google Scholar
• Watson, A. & Rae, S. 1993. Ptarmigan. In Gibbons, D.W., Reid, J.B. & Chapman, R.A. (eds) The New Atlas of Breeding Birds, 128–129. T. & A.D. Poyser, London.
   Google Scholar
• Webb, D.R. 1987. Thermal tolerance of avian embryos: a review. The Condor 89: 874–898. doi: 10.2307/1368537
   Web of Science ®Google Scholar
• Wiebe, K.L. 2001. Microclimate of tree cavity nests: is it important for reproductive success in Northern Flickers? The Auk 118: 412–421. doi: 10.1642/0004-8038(2001)118[0412:MOTCNI]2.0.CO;2
   Web of Science ®Google Scholar
• Wiebe, K.L. & Martin, K. 1997. Effects of predation, body condition and temperature on incubation rhythms of white-tailed ptarmigan. Wildlife Biology 3: 143–151.
   Google Scholar
• Wilson, S. & Martin, K. 2008. Breeding habitat selection of sympatric White-tailed, Rock and Willow Ptarmigan in the southern Yukon Territory. J. Ornithol. 149: 629–637. doi: 10.1007/s10336-008-0308-8
   Web of Science ®Google Scholar
• With, K.A. & Webb, D.R. 1993. Microclimate of ground nests: the relative importance of radiative cover and wind breaks for three grassland species. The Condor 95: 401–413. doi: 10.2307/1369363
   Web of Science ®Google Scholar
• Wolf, B.O. & Walsberg, G.E. 1996. Thermal effects of radiation and wind on a small bird and implications for microsite selection. Ecology 77: 2228–2236. doi: 10.2307/2265716
   Web of Science ®Google Scholar