The document discusses different types of birds such as storks, eagles, seagulls, sparrows, and swallows. It describes birds eating nectar, fruit, plants, seeds and small animals. Males and females mate in spring. Birds use singing and plumage to communicate. They have curved claws and no teeth. Some birds can see prey from 8 km away. Birds use small branches, grass, leaves, feathers and mud to build nests, which may be located in tree hollows. Birds hatch from eggs after the female lays between two and four eggs in spring. They use their beaks to break out of the shell. Newborn birds are blind and featherless. Parents feed young birds for