European cuckoo birds lay their eggs in the nest of other bird species, allowing the other birds to raise their young. The cuckoo birds are therefore ____.
A)mutualists
B)commensals
C)endosymbionts
D)brood parasites
E)ectoparasites

Question

Quizplus · Accepted Answer

European cuckoo birds are brood parasites, as they lay their eggs in the nests of other bird species and do not provide any parental care for their young. This behavior is considered parasitic, as the cuckoo chicks may even push the other chicks out of the nest to ensure they receive all of the parental care and resources.

European Cuckoo Birds Lay Their Eggs in the Nest of Other