Answer:
Facts
Birds have feathers, wings,lay eggs nd are warm blooded
There around 10000 different species of birds worldwide
The Ostrich is the largest Bird in the world
Scientists believe that birds evolved from theropod dinosaurs
Birds have hollow bones which help them fly
The Smallest bird egg belongs to the hummingbird and is the size of a pea
Around 20% of bird species migrate long distances every year
Hummingbirds can fly backwards
Topics:
Feathers
wings
beak
Explanation:
i hope this helps
