Photos shared to social media claim to depict a swarm of starlings flying through the air often, incredibly, in the shape of a bird. One such photograph, for example, was shared on Reddit in 2019 ...

(See bird pictures.) In 2009, Hawkes and an international team of researchers tagged 25 bar-headed geese in India with GPS transmitters. ... Birds' Bodies Built for High Flying.

The Common Swift is still technically the fastest flying bird in the world. In fact, it is known to hold the record for the longest continuous flight by staying up to 10 months in the air.