For hosts of brood parasitic birds, the costs of parasitism range from diminished nestling growth rate, due to competition with larger and more competitive parasitic offspring (cowbirds ...
She then swallows one of the eggs that’s been laid there and lays one of her own—a behavior known as brood parasitism. Sometimes potential victims revolt. The parents that inhabit the nest may ...
These guys are brood parasites: They lay their eggs in the nests of other bird species, and outsource the care and raising of their chicks to unwitting foster parents. They're really good at what ...
A lot of us will change our wardrobe to fit into a crowd, and the brood parasite known as the cuckoo has used evolution to do ...
Besides initiating their nests much like the temporary social parasites, the slave-makers also raid other ant colonies to steal the brood (Figure 3). The pilfered larvae and pupae that are not ...
The common brown-headed cowbird is the most widespread brood parasite in North America. Polytypic. Length 7.5". A smallish, compact and stocky blackbird with a short and thick-based bill ...
The U.S. Fish and Wildlife Service is opening a 60-day public comment period on a proposed rule to list Suckley’s cuckoo ...
with the snail and the bird both playing roles in the life story of the parasite. However, the green-banded brood sac does not stop at snails. Birds are also potential victims of this parasitic ...
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