BirdBirds are the members of vertebrate animals that have feathers and wings. It is estimated that there are approximately 8800-10200 bird species throughout the world, ranging from the smallest such as hummingbirds to the biggest one such as ostriches. Generally, they can fly in the air. But some of them cannot fly despite having wings. The birds that cannot fly such as: chicken, ostrich, duck and wild duck, while penguins are a good swimmers animals.
They reproduce by spawning. Commonly, the eggs will be incubated before hatching. Time period to incubate every bird is different. For example chicken needs 21 days to incubate their eggs. Their habitat is also very diverse. They inhabit places that have a lot of foods such as forests, mountains, in the middle of city, sea, lakes and rivers others.
They have a morphology which is different one another. This difference is adapted to their environment and food. For example its beak is so various such as beak shaped, hooked, long, small and large. The difference is adjusted to the type of their food. For example: the eagle has a strong hooked beak for tearing flesh. Its claw also has different shape. Some of them have a membrane such as in the duck legs. This membrane helps them to swim. Also, there are birds with strong claws like a hawk. Hawk’s foot is designed for gripping their prey
They reproduce by spawning. Commonly, the eggs will be incubated before hatching. Time period to incubate every bird is different. For example chicken needs 21 days to incubate their eggs. Their habitat is also very diverse. They inhabit places that have a lot of foods such as forests, mountains, in the middle of city, sea, lakes and rivers others.

They have provided tremendous benefits to human life. Some birds, such as chickens, turkeys, geese and ducks have been bred for a long time and been important source of protein for humans either its meat or eggs. [sc:kodeadsense]

tolong cari main ide nya ya​