Parasitism rates by Shiny Cowbirds on certain hosts.
Species
Shiny Cowbird
Location
Total nests
Parasitized nests
Eggs
Hatch
Fledge
Reference
Black-whiskered Vireo, Puerto Rico
11
9
23
11
8
Wiley 1985a
Wiley, J. W. (1985). Shiny Cowbird parasitism in two avian communities in Puerto Rico. Condor 87:165–176.
Puerto Rican Vireo, Puerto Rico
77
64
87
–
10
Woodworth 1997
Woodworth, B. L. (1997). Brood parasitism, nest predation and season-long reproductive success of a tropical island endemic. Condor 99:605-621.
Yellow Warbler, Puerto Rico
107
81
–
–
–
Wiley 1988
Wiley, J. W. (1988). Host selection by the Shiny Cowbird. Condor 90:289–303.
87
65
106
57
32
Wiley 1985a
Wiley, J. W. (1985). Shiny Cowbird parasitism in two avian communities in Puerto Rico. Condor 87:165–176.
Rufous-collared Sparrow, Argentina
83
51
94
41
Sick and Ottow 1958
Sick, H. and J. Ottow. (1958). Vom brasilianischen Kuhvogel, Molothrus bonariensis, und seinen Wirten, besonders dem Ammerfinken, Zonotrichia capensis. Bonner zoologische Beiträge 9:40-62.
40
29
59
10
4
Fraga 1978
Fraga, R. M. (1978). The Rufous-collared Sparrow as a host of the Shiny Cowbird. Wilson Bulletin 90:271-284.
Greater Antillean Grackle, Puerto Rico
218
23
26
4
2
Wiley 1988
Wiley, J. W. (1988). Host selection by the Shiny Cowbird. Condor 90:289–303.
Yellow-shouldered Blackbird, Puerto Rico
164
156
–
–
–
Wiley 1988
Wiley, J. W. (1988). Host selection by the Shiny Cowbird. Condor 90:289–303.
98
93
299
81
55
Wiley 1985a
Wiley, J. W. (1985). Shiny Cowbird parasitism in two avian communities in Puerto Rico. Condor 87:165–176.
Yellow-hooded Blackbird, Trinidad
377
153
–
–
–
Cruz et al. 1990
Cruz, A., T. D. Manolis and R. W. Andrews. (1990). Reproductive interactions of the Shiny Cowbird Molothrus bonariensis and the Yellow-hooded Blackbird Agelaius icterocephalus in Trinidad. Ibis 132:436-444.
Black-cowled Oriole, Puerto Rico
12
12
47
37
36
Wiley Wiley 1982
Wiley, J. W. (1982). Ecology of avian brood parasitism at an early interfacing of host and parasite populations. Phd Thesis, Univ. of Miami, Miami, FL.
, Wiley 1985a
Wiley, J. W. (1985). Shiny Cowbird parasitism in two avian communities in Puerto Rico. Condor 87:165–176.