bIRDS.
Birds are warm-blooded, egg- laying vertebrate distinguished
by the possession of feathers, wings, a beak, and typically being able to fly.
There are around 1,000 bird species worldwide. Around 20% of bird species immigrate
long distances when the season gets too cold. The largest bird in the world is
an Ostrich, it also has the fastest running speed for a bird. The smallest bird
in the world is a Bee-Humming bird, it measures up to 57mm.