Birds are very common as we can see them in our daily lives , but do we know what are birds ? Birds are aerial animals that have feathers, wings, and lay eggs and are warm blooded animals and are vertebrates . Some examples of birds are the cardinal , bald eagle the flamingo , ostriches, and the red-tailed hawk. there are some birds that migrate short or long distances in search of food . Many larger birds like crows, robins, swallows, hawks, jays, blue birds, pelicans, cranes, geese, etc. Migrate during daytime for food. These birds are called diurnal birds and generally migrate in flocks (flock is group of birds) But, some birds cannot fly so they can neither migrate long nor short distances.
FUN FACTS ABOUT BIRDS
1.) No one knows how many bird species there are in the world.
2.) kakapo is the heaviest bird in the world.
3.) Bee hummingbird the lightest bird in the world.
3.) Scientists believe that birds evolved from theropod dinosaurs.
4.) Some ducks sleep with one eye open.
6.) Birds have hollow bones which help them fly.
7.) A duck’s quack doesn’t echo anywhere, and no one knows why.
8.) An albatross can sleep while it flies.
9.) A flamingo can eat only when its head is upside down.
10.) Cassowaries are the most dangerous species of birds.
11.) Birds like weavers and crows are so smart that they can make and use tools.
12.) A swallow spends the first four years of its life in the air after it leaves the nest.
13.)Bar-headed geese can fly over the Himalayas
14.) ostriches have the largest eyes of any land animal .
15.) An ostrich’s eye is bigger than it’s brain.
16.) parrots can learn to say hundreds of words.
17.) the unique black and white colouring of penguins works as camouflage.