The Common Cuckoo is an enchanting bird known for its distinctive call and fascinating behavior.

These birds are about 32 centimeters long and are known for their slate-gray color with barred feathers on their underparts.

These friendly cuckoos are famous for their unique habits.

They are brood parasites, which means they lay their eggs in the nests of other bird species.

The host birds unknowingly raise the cuckoo chicks, thinking they're their own.

As for their call, the Common Cuckoo's "cu-coo" sound is so iconic that it's named after the bird itself.

In summary, the Common Cuckoo is a captivating bird with a slate-gray appearance and a famous "cu-coo" call.

Their brood parasitism behavior is truly intriguing, as they leave their eggs in the nests of other birds.

Keep an ear out for the distinctive call of the Common Cuckoo during your outdoor adventures – it's a sound that marks the arrival of spring in many parts of Europe and Asia.