Birds live worldwide and range in size from the 5 cm [Bee humingbird] to the 9 ft [ostrich]. With more than half of these birds are songbirds. These are in fact the last surviving dinosaurs.
Butterflies are brightly colored and probably most attractive insects found worldwide. They usually feed on nectar and theirlife cycle include egg, larva, pupa & adult
Flowers have long been admired and used by humans to beautify their environment, and also as objects of romance, ritual, religion, medicine and as a source of food. But the biological function of a flower is to effect reproduction
Insects are among the most diverse groups of animals on the planet, including more than a million described species and representing more than half of all known living organisms.