NEETZoologyOrganisms and Populations
What does brood parasitism in birds involve?
Options
- AA bird laying eggs in another bird’s nest
- BA bird feeding on another bird’s eggs
- CA bird living within another bird’s nest
- DA bird incubating its own eggs in a different nest
Correct answer
A. A bird laying eggs in another bird’s nest
Step-by-step solution
Brood parasitism in birds is a fascinating example of parasitism in which the parasitic bird lays its eggs in the nest of its host and lets the host incubate them. During the course of evolution, the eggs of the parasitic bird have evolved to resemble the host’s egg in size and color to reduce the chances of the host bird detecting the foreign eggs and ejecting them from the nest. Try to follow the movements of the cuckoo (koel) and the crow in your neighborhood park during the breeding season (spring to summer) an