Shiny Cowbird


Shiny Cowbird male Vacher luisant, Chopim, Gaudério, Maria-preta, Tordo mirlo, Molothrus bonariensis

Shiny Cowbird female , Vacher luisant, Chopim, Gaudério, Maria-preta, Tordo mirlo, Molothrus bonariensis

Shiny Cowbird female , Vacher luisant, Chopim, Gaudério, Maria-preta, Tordo mirlo, Molothrus bonariensis

Shiny Cowbird young bird Vacher luisant, Chopim, Gaudério, Maria-preta, Tordo mirlo, Molothrus bonariensis

The male of the shiny cowbird is a black bird with a purple lustre. The female is brown-grey as in the second and third picture. They are common in the whole coastal area from mangrove and ricefields to the gardens, where they seek for insects. Sometimes they are together in very large groups at the end of the day.
The female will seek for nests of other birds. As a brood-parasite, she lays her egg in the nests of different kinds of small birds, like the house wren and the pied water-tyrant. The young of the cowbird will outgrow the other young, get all the food and eventually fledge alone. In town it is mainly the house wren that gets the parental care of the cowbird-young. The house wren will breed very near or in houses and buildings, but the female cowbird apperently is not very shy and will lay her egg even there. As a result you will see a small house wren feeding a much bigger young, even inside buildings, like the waiting young on the last photo. It seems already big enough to take care of itself.
Photos of male and two females and a young bird at the top of the page were made by Leo Olmtak, the two below the text (male and young) by Jan Hein Ribot and the house wren with the young cowbird is made by KD Dijkstra, all in the vicinity of Paramaribo. Leo Olmtak also made this video of shiny Cowbirds in his garden.

Shiny Cowbird male Vacher luisant, Chopim, Gaudério, Maria-preta, Tordo mirlo, Molothrus bonariensis

Shiny cowbird, young Vacher luisant, Chopim, Gaudério, Maria-preta, Tordo mirlo, Molothrus bonariensis

Shiny Cowbird young with house wren Vacher luisant, Chopim, Gaudério, Maria-preta, Tordo mirlo, Molothrus bonariensis

Each small square indicates the observation of at least one (group) of these birds in Surinam, the medium ones at least 4 observations on different days and the largest ones 10 or more. The color of each square indicates: blue for coastal area, yellow for savanna and red for rainforest.


Distribution in Suriname (explanation)
Coastal area
Savanna
Forests
Mountain forests
Sipalawini savanna

Names in


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