Inter- and intra-specific diet overlap during lean times between Quelea erythrops and bill morphs of Pyrenestes ostrinus Smith, T. B. Oikos 60(1), 76–82, 1991. Published Work, Permalink
A double-billed dilemma Smith, T.B. Natural History 100(1), 14-21, 1991. Published Work, Permalink Download PDF
Patterns of morphological and geographic variation in trophic bill morphs of the African finch Pyrenestes Smith, T. B. Biological Journal of the Linnean Society 41(4), 381–414, 1990. Published Work, Permalink Social media impact badge provided by Altmetric
Resource use by bill morphs of an African finch: Evidence for intraspecific competition Smith, T. B. Ecology 71(4), 1246–1257, 1990. Published Work, Permalink Social media impact badge provided by Altmetric
Natural selection on bill characters in the two bill morphs of the African finch Pyrenestes ostrinus Smith, T. B. Evolution 44(4), 832–842, 1990. Published Work, Permalink
Comparative breeding biology of the two bill morphs of the Black-bellied Seedcracker (Pyrenestes ostrinus) Smith, T. B. The Auk 107(1), 153–160, 1990. Published Work, Permalink
Portable device for measuring seed-hardness Smith, R. J.; Smith, T. B. Journal of Field Ornithology 60(1), 56–59, 1989. Published Work, Permalink
Blood parasites of birds in Cameroon Kirkpatrick, C.E.; Smith, T.B. The Journal of Parasitology 74(6), 1009-1013, 1988. Published Work, Permalink Social media impact badge provided by Altmetric
Bill size polymorphism and interspecific niche utilization in an African finch Smith, T. B. Nature 329, 717-719, 1987. Published Work, Permalink Social media impact badge provided by Altmetric
Cracking the problem of bill size Smith, T. B.; Smith, P. B. Riverbanks 5, 2–8, 1987. Published Work, Permalink Download PDF