Birds Facts for Kids
Feathered facts about birds from around the world
Modern birds evolved from a group of two-legged dinosaurs called theropods — making birds the only living descendants of dinosaurs.
Archaeopteryx, which lived about 150 million years ago, is one of the earliest known birds and had both feathers and dinosaur-like teeth.
Birds share a four-chambered heart with mammals, which efficiently separates oxygenated and deoxygenated blood and supports their high activity levels.
Bird song is partly innate (built-in) and partly learned — young birds listen to adults of their species and practise to refine their calls.
Birds like geese fly in a V-formation during migration because each bird creates uplift for the one behind it, reducing energy use by up to 30%.
Some birds, including certain warblers, navigate by the positions of stars during night migrations, calibrating their internal compass from the night sky.
The common swift eats, drinks, mates, and sleeps in the air — it only ever lands when nesting, sometimes spending over two years airborne.
The Laysan albatross can live for over 70 years — a famous individual named Wisdom is the world's oldest known wild bird.
In Japan, carrion crows have been observed placing walnuts on road crossings, waiting for cars to crack them open, then collecting the nuts when the light is red.
New Caledonian crows craft tools from twigs by cutting specific shapes to create hooks for extracting grubs from logs.