Butterflies and caterpillars

The grass is crawling caterpillar meshochnitsy monochrome. It is interesting because it is hidden in a house-chehlike constructed from pieces of plants (usually thin stems and needles) and resembles a house caddis larva (Fig. 74). In his later chehlike caterpillar becomes a chrysalis. Searching for nettles and plantain, creeping caterpillar brightly colored moth brown bears. It was thickly covered with very long hairs, and most birds, it does not touch: the birds avoid miss hairy caterpillars. Overwintered under a bed of fallen needles of the pine caterpillar moth slipping on pine and accepted for food. Very hungry, they eat the needles entirely, leaving them only a small "penechki. At zazelenevshem clover and nettles can be found scoops. Later, these harmful caterpillars appear on flax, beets and other crops. Crawled out of their winter nests and small caterpillars boyaryshnitsy Browntail Moth and began to consume the first buds, and then the young leaves. When Browntail Moth caterpillar grows, it becomes evident, as she brightly colored: red and white stripes and spots on a black background. At the end of the trunk at this track have glands that emit acrid, poisonous liquid. Most birds do not touch Browntail Moth caterpillars. Biologists have long noticed that most of the brightly colored caterpillars inedible to birds, poisonous, or has an unpleasant odor. The bright color of these tracks, frightening, warning signs, the signal is inedible. On aspen creeps out of the folded leaf attached shelkovinkami to the trunk, a large caterpillar butterflies - poplar lentochnika. In this basis the barrel is remarkable for its? painting a doll, inedible to birds. In May, begins to fly a lot of butterflies. To those who had been listed for April, would add a long list of others, if we wanted to enumerate all the forms. Now fly not only wintering butterflies, but also had time to get out of hibernated pupae. The table below shows times of occurrence of some of the most common butterflies and their caterpillars the dates for the Moscow region, taken from observations over many years. For each individual, they will be shorter, they will be slightly different and separate areas north and south of Moscow. You can specify that the spring in the south of butterflies appear before a fall, and fly after the deadline. Everyone can check these dates and set its location more accurate. Such observations are very valuable: they can determine time of occurrence of pests.