Selected Publications
Farmer, R.G., M.L. Leonard and A.G. Horn. (accepted 14 December 2011) Observer effects and avian call count survey quality: rare-species biases and overconfidence. The Auk
Breed, G.A., W.D. Bowen and M.L. Leonard. 2011. Development of foraging strategies with age in a long-lived marine predator. Marine Ecology Progress Series. 431: 267-279.
Farmer, R.G. and M.L. Leonard. 2011. Long-term feeding ecology of Great Black-backed Gulls (Larus marinus) in the northwest Atlantic: 110 years of feather isotope data. Can. J. Zool. 89: 123-133.
Dale, C. and M.L. Leonard. 2011. Reproductive consequences of migration decisions by Ipswich Sparrows (Passerculus sandwichensis princeps). Can. J. Zool. 89: 100–108.
Magrath, R.D, T.M. Haff, A.G. Horn and M.L. Leonard. 2010. Calling in the face of danger? How predation risk affects acoustic communication by parent birds and their offspring. Advances in Behavior. 41: 187-253.
Patriquin, K., M.L. Leonard, H. Broders and C. Garroway. 2010. Do social networks of female northern long-eared bats vary with reproductive period and age? Behavioral Ecology and Sociobiology. 64: 899-913.
Horn, A.G. and M.L. Leonard. 2010. Parent-offspring signaling. Encyclopedia of Animal Behavior, Breed, M. D. and Moore, J., eds, Academic Press, Oxford.
Drummond, B.E. and M.L. Leonard. 2009. Breeding biology of the fork-tailed storm-petrel in the Aleutian Islands. Marine Ornithology 37: 265-273.
Breed, G.A., I.D. Jonsen, R.A. Myers, W.D. Bowen and M.L. Leonard. 2009. State-space analyses reveal foraging "hot spots" and sex differences in at sea spatial behaviour of adult grey seals. Ecology 90: 3209 – 3221.
Leonard, M.L., A.G. Horn and A. Dorland. 2009. Does begging call convergence increase feeding rates to nestling tree swallows? Journal of Avian Biology 40: 243-247.
Horn, A.G. and M.L. Leonard. 2008. Acoustic interactions in nestling birds. Journal of Comparative Psychology 122: 298-304.
Leonard, M.L. and A.G. Horn. 2008. Does ambient noise affect growth and call structure in nestlings birds? Behavioral Ecology. 19: 502-507.
Pagnucco, K., L. Zanette, M. Clinchy and M.L. Leonard. 2008. Sheep in wolf’s clothing: host nestling vocalizations resemble their cowbird competitor’s. Proc. Roy. Soc. London B. 275: 1061-1065.
Chisholm, S.E. and M.L. Leonard. 2008. Effect of forest management on the abundance of Bicknell's Thrush (Catharus bicknelli). Canadian Journal of Zoology. 86: 217-223.
Rock, J.C., M.L. Leonard and A.W. Boyne. 2007. Do co-nesting arctic [MU1] and common terns partition foraging habitat and chick diets ? Waterbirds 30: 579-587.
Rock, J.C., M.L. Leonard and A.W. Boyne. 2007. Foraging habitat and chick diets of Roseate Terns Sterna dougllii breeding on Country Island, Nova Scotia. Avian Conservation and Ecology 2(1): 4. [online] URL: http://www.ace-eco.org/vol2/iss1/art4/
Horn, A.G. and M.L. Leonard. 2006. Acoustic interactions in broods of begging nestling birds. J. Acoust. Soc. Am. 119:3223.
Breed, G.A., W.D. Bowen, J.I. McMillan and M.L. Leonard. 2006. Sexual segregation of seasonal foraging habitats in a non-migratory marine mammal. Proc. Roy. Soc. London B. 273:2319-2326.
Leonard, M.L. and A.G. Horn. 2006. Age-related changes in signalling of need by nestling tree swallows. Ethology 112:1020-1026.
Cockle, K.L., M.L. Leonard and A.A. Bodrati. 2005. Presence and abundance of birds in an Atlantic forest reserve and adjacent plantation of shade-grown yerba mate, in Paraguay. Biodiversity and Conservation 14:3265-3288.
Smith, T.E., M.L. Leonard and B.D. Smith. 2005. Provisioning rules and competition in asynchronously hatching common terns. Behav. Ecol. Sociobiol. 58: 456-465.
Leonard, M.L. and A.G. Horn. 2005. Ambient noise and the design of begging signals. Proc. Roy. Soc. London B. 272: 651-656.
Leonard, M.L., A.G. Horn and A. Mukhida. 2005. False alarms and begging in nestling birds. Anim. Behav. 69: 701-708.
Horn, A.G. and M.L. Leonard. 2005. Nestling begging as a communication network. In: Animal Communication Networks (Ed. by P. McGregor). Cambridge University Press: Cambridge.
Zink, R.M, J.D. Rising, S. Mockford, A.G. Horn, J. Wright, M.L. Leonard and M. Westberg 2005. Mitochondial DNA variation, species limits, and rapid evolution of plumage coloration and size in the savannah sparrow. The Auk 107: 21-28.
Taylor, S., M.L. Leonard, D.J. Boness and P. Majluf. 2004. Humboldt penguins Spheniscus humboldti change their foraging patterns following breeding failure. Marine Ornithology 32:63-67.
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