- The brown-headed
cowbird (
Molothrus ater) is a small,
obligate brood parasitic icterid native to
temperate and
subtropical North America. It is a permanent...
-
naturalist William Swainson in 1832 with the brown-headed
cowbird (
Molothrus ater) as the type species. The
genus name
combines the
Ancient Gr**** mōlos...
-
watching other birds for
reactions to predators. Brown-headed
cowbirds (
Molothrus ater) lay
their eggs in
robin nests (see
brood parasite), but the robins...
-
brood is attempted. The
nests are
parasitized by brown-headed
cowbirds (
Molothrus ater).
These birds forage on the
ground or in low to semi-low vegetation...
-
phoebe is
occasionally host to the nest-parasitic brown-headed
cowbird (
Molothrus ater).
Eastern phoebes are
highly adaptable to
urban environments. They are...
- P****erine
birds produce song
through the
vocal organ, the syrinx,
which is
composed of
bilaterally symmetric halves located where the
trachea separates...
-
bonariensis Bronzed cowbird,
Molothrus aeneus Bronze-brown cowbird,
Molothrus armenti Brown-headed cowbird,
Molothrus ater Dives C****in, 1867
Scrub blackbird...
- The
yellow warbler is a
regular host of the brown-headed
cowbird (
Molothrus ater), with
about 40% of all
nests suffering attempted or
successful parasitism...
-
ovenbird is
vulnerable to nest
parasitism by the brown-headed
cowbird (
Molothrus ater),
which is
becoming more
plentiful in some areas. However, the ovenbirds'...
- cars.
Beyond failure due to
brood parasitism of brown-headed
cowbirds (
Molothrus ater),
predation is the
primary direct cause of
nesting failures. In one...
