WHAT IS ONE DIFFERENCE BETWEEN EUROPEAN CUCKOOS AND BROWN-HEADED C...

73.

What is one difference between European Cuckoos and brown-headed cowbirds?

A. Cuckoos raise their own young.

B. The baby cuckoo eats the host birds’ eggs.

C. The baby cuckoo crowds out host bird babies.

D. The baby cuckoo ejects host birds’ young from nests.