It is known that the longest lived known bird was 16 years and 5 months.

The oldest known live bird, a female named Wisdom, is at least 62 years old.

It is the oldest known bird to have a beak.

The species has been dubbed as "the world's least known bird".

One of the known birds is the snowy owl.

Dunnocks, it emerged, have the most variable mating system of any known bird.

Thus there is not much information about it and it remains one of the least known birds in the world.

This discovery means we can no longer say Archaeopteryx is the first known bird, though its contribution to science has been huge.

This also makes it about 15 million years older than the oldest known bird Archaeopteryx.

So far this is the only known bird able to do this.