There are 54 species of Cuckoos

There are 54 species of Cuckoos on our planet, and four of them have been recorded in Mongolia, they are summer breeder.

Cuckoo’s breeding behavior is the strangest wonders of natural world

Cuckoo’s breeding behavior is the strangest wonders of natural world

The young cuckoos fly

The young cuckoos fly to the south about a month after its true parent, following the same route by their instinct.  As it is a summer breeder and the voice or calls of Cuckoo can be heard until its migration to the south. As this old rhyme tells:  In April I open my bill, In May I sing night and day, In June I change my tune, In July far far I fly, In August away I must. So that is why we can not hear its calls during autumn time.

Strange-tailed tyrant (Alectrurus risora)

The Strange-tailed Tyrant is a flycatcher with an unusual tail. In addition to its regular proportional tail, it has a couple of long outer tail feathers. That's where the strange tail in its name comes from. 

However, the reason this bird is called a tyrant has less to do with its behavior and more to do with its classification. The bird is a member of the genus Alectrurus, which belongs to the family Tyrannidae. The family name reflects the aggressive nature of some members, especially the Western Kingbird.

Cuckoo’s breeding behavior is the strangest wonders of natural world

Cuckoo’s breeding behavior is the strangest wonders of natural world

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