InsectsThe insects - arthropods invertebrates. There are about 1.5 million species of insects. Insects - the largest class of living creatures on Earth, occupying various ecological niches. They are widely dispersed across the planet. Insects make up about 80% of all animals on Earth. Coloration of body and its parts are very diverse. The body of insects is divided into three segments: head, thorax and abdomen. Each segment is divided into four parts. Insects live in the vast majority of known terrestrial beings, taking such inhospitable ecosystems are the highlands, deep caves, as well as the emerging ecosystem of the recently formed volcanic islands. Well known and marine insects, related to a particular family of water striders, as well as freshwater bugs. Sounds play a great role in the life of insects. Cicada membrane contained in the swing muscles. Grasshoppers, crickets and grasshoppers have special bumps and through them on foot friction reproduce sounds that are heard at great distances. Termites in danger of beating their heads, creating a drumbeat. A number of insects carry dangerous diseases, some are parasites or simply annoy people. But there are insects that bring direct benefit to the person: for example, due to possible production of honey bees. If you want to learn how to draw insects, we can help you with this. View Comments |
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