Butterflies are usually brightly colored, striped and colorful. They have all kinds of spots on their wings and bodies. The largest butterfly can spread its wings about 28 ~ 30 cm, and the smallest is only about 0.7 cm. The main difference between a butterfly and a moth is that the butterfly has a pair of rod-shaped or hammer-shaped antennae on its head, and the moth has various antennae.
Extended data:
Distribution range of butterflies:
There are about 20,000 recorded butterfly species in the world, and there are 2 153 species in China. In LEPIDOPTERA 158 family, butterflies have 18 family. South America has the largest number of butterflies in the Amazon River basin, followed by Southeast Asia.
The most beautiful and ornamental butterflies in the world are mostly found in South America, Brazil, Peru and other countries. Most of the internationally protected species are distributed in Southeast Asia, such as Indonesia, Papua New Guinea and other countries. Different humidity and humidity environments and different plant communities have been formed in the same area and at different altitudes, and many different butterfly populations have been formed accordingly.
Butterflies have five kinds of cone cells, two more than humans, that is, they can feel two other colors that we can't name except red, blue and green.
Baidu Encyclopedia-Butterfly