Some of their nesting strategies are outrageous as it involves depositing their eggs on another bird species' nests, and the cuckoo chick usually outgrows the birds in the nest they invade, so they tend to get fed more.
Some of their nesting strategies are outrageous as it involves depositing their eggs on another bird species' nests, and the cuckoo chick usually outgrows the birds in the nest they invade, so they tend to get fed more.