Kubitzki, K. 1985. The dispersal of forest plants. In Amazonia,
G. T. Prance and T. E. Lovejoy (eds.). Oxford, UK:
Pergamon Press.
Leck, C. F. 1969. Observations of birds exploiting a Central
American fruit tree. Wilson Bull. 81: 264– 269.
Levey, D. J. 1985. Two ways to be a fruit- eating bird:
Mashers versus gulpers. Abstracts of the 103d American
Ornithologists’ Union Meeting.
Levey, D. J., T. C. Moermond, and J. S. Denslow. 1984. Fruit
choice in Neotropical birds: The effect of distance between
fruits on preference patterns. Ecology 65: 844– 850.
———. 1994. Frugivory: An overview. In La Selva: Ecology
and Natural History of a Neotropical Rain Forest, L.
A. McDade, K. S. Bawa, H. A. Hespenheide, and G. S.
Hartshorn (eds.). Chicago: Univ. of Chicago Press.
Levey, D. J., and F. G. Stiles. 1994. Birds: Ecology, behavior,
and taxonomic affinities. In La Selva: Ecology and Natural
History of a Neotropical Rain Forest, L. A. McDade, K. S.
Bawa, H. A. Hespenheide, and G. S. Hartshorn (eds.).
Chicago: Univ. of Chicago Press.
Lill, A. 1974. The evolution of clutch size and male “chauvinism”
in the white- bearded manakin. Living Bird 13 : 211– 231.
Little, A. E. F., and C. R. Currie. 2008. Black yeast symbionts
compromise the efficiency of antibiotic defenses in fungus-
growing ants. Ecology 89: 1216– 1222.
Lowe- McConnell, R. H. 1987. Ecological Studies in Tropical
Fish Communities. Cambridge, UK: Cambridge Univ. Press.
Lucas, C. M. 2008. Within flood season variation in fruit
consumption and seed dispersal by two characin fishes of
the Amazon. Biotropica 40: 581– 589.
Martin, M. M. 1970. The biochemical basis of the fungus-
attine ant symbiosis. Science 169: 16– 20.
Moermond, T. C., and J. S. Denslow. 1985. Neotropical
avian frugivores: Patterns of behavior, morphology,
and nutrition, with consequences for fruit selection. In
Neotropical Ornithology, P. A. Buckley, M. S. Foster, E.
S. Morton, R. S. Ridgely, and F. G. Buckley (eds.). Wash.,
DC: American Ornithologists’ Union.
Morton, E. S. 1973. On the evolutionary advantages and
disadvantages of fruit eating in tropical birds. Amer. Nat.
107: 8– 22.
Mueller, U. G., S. A. Rehner, and T. R. Schultz. 1998. The
evolution of agriculture in ants. Science 281: 2034– 2038.
Poulsen, M., and J. J. Boomsma. 2005. Mutualistic fungi control
crop diversity in fungus- growing ants. Science 307: 741– 744.
Prance, G. T. 1985b. The pollination of Amazonian plants.
In Amazonia, G. T. Prance and T. E. Lovejoy (eds.).
Oxford, UK: Pergamon Press.
Prum, R. O. 1994. Phylogenetic analysis of the evolution
of alternative social behavior in the manakins (Aves:
Pipridae). Evolution 48: 1657– 1675.
Prum, R. O., and W. E. Lanyon. 1989. Monophyly and
phylogeny of the Schiffornis group (Tyrannoidea). Condor
91: 444– 461.
Roca, R. L. 1994. Oilbirds of Venezuela: Ecology and
Conservation. Publication no. 24, R. A. Paynter Jr. (ed.).
Cambridge, MA: Nuttall Ornithological Club.
Rockwood, L. L. 1976. Plant selection and foraging patterns in
two species of leaf- cutting ants (Atta). Ecology 57: 48– 61.
Sick, H. 1967. Courtship behavior in manakins (Pipridae): A
review. Living Bird 6: 5– 22.
Silman, M. R., J. W. Terborgh, and R. A. Kiltie. 2003.
Population regulation of a dominant rain forest tree by a
major seed predator. Ecology 84: 431– 438.
Snow, B. K., and D. W. Snow. 1979. The ochre- bellied
flycatcher and the evolution of lek behavior. Condor 81:
286– 292.
Snow, D. W. 1961 The natural history of the oilbird,
Steatornis caripensis, in Trinidad, W. I. Part 1. General
behavior and breeding habits. Zoologica 46: 27– 48.
———. 1962. The natural history of the oilbird, Steatornis
caripensis, in Trinidad, W. I. Part 2. Population, breeding
ecology, food. Zoologica 47: 199– 221.
———. 1971. Observations on the purple- throated fruit-
crow in Guyana. Living Bird 10: 5– 18.
———. 1976. The Web of Adaptation. Ithaca, NY: Cornell
Univ. Press.
———. 1982. The Cotingas: Bellbirds, Umbrellabirds, and
Other Species. Ithaca, NY: Cornell Univ. Press.
Thompson, J. N. 2005. The Geographical Mosaic of Coevolution.
Chicago: Univ. of Chicago Press.
———. 2006. Mutualistic webs of species. Science 312: 372– 373.
Trail, P. W. 1985a. Courtship disruption modifies mate
choice in a lek- breeding bird. Science 227: 778– 779.
———. 1985b. A lek’s icon: The courtship display of a
Guianan cock- of- the- rock. Amer. Birds 39: 235– 240.
Weber, N. A. 1972. The attines: The fungus- culturing ants.
Amer. Sci. 60: 448– 456.
Wheelwright, N. T. 1985. Fruit size, gape width, and the
diets of fruit- eating birds. Ecology 66: 808– 818.
Wheelwright, N. T., W. A. Haber, K. G. Murray, and C.
Guindon. 1984. Tropical fruit- eating birds and their
food plants: A survey of a Costa Rican lower montane
forest. Biotropica 16: 173– 192.
Wheelwright, N. T., and G. H. Orions. 1982. Seed dispersal by
animals: Constraints with pollen dispersal, problems of
terminology, and constraints on coevolution. Amer. Nat.
119: 402– 413.
Willis, E. O., and Y. Oniki. 1978. Birds and army ants. Ann.
Rev. Ecol. Syst. 9: 243– 263.
Willson, S. K. 2004. Obligate army- ant- following birds: A study
of ecology, spatial movement patterns, and behavior in
Amazonian Peru. Ornithological Monographs 55: 1– 67.
Wrege, P. H., M. Wikelski, J. T. Mandel, T. Rassweiler, and I.
D. Couzin. 2005. Antbirds parasitize foraging army ants.
Ecology 86: 555– 559.
Youngsteadt, E. 2008. All that makes fungus gardens grow.
Science 320: 1006– 1007.404 further reading further reading