Observations of insects in the spring

Scoop up a glass or jar of water at the edge of the pond trying to capture larvae. Put in the bottom two or three cans of rotten leaves, taking them from the bottom of that pond to feed the larvae. Watch the movement of larvae. Notice how they are put up for breath his breathing tube (siphon), located on the penultimate segment of abdomen. Describe their upward movement (breathing) and down (for food) on a rotten piece. Place the jar in the living corner, noting the time of harvest larvae. Note the time of appearance of pupae and leaving the mosquitoes. When you tie the hole pupae of the container with cheesecloth that hatched mosquitoes are not flying. When a mosquito pay attention to the differences of males and females. At the last thin mustache, the first very fluffy. In addition, a magnifying glass can consider that the females are sitting at the base of proboscis very short palpi, whereas in males they are shorter and sometimes longer than the proboscis and the ends are bundles of feathery hairs. Notice how many days need to pupa (room temperature) into a mosquito. Watch the way out of the skins of mosquito pupa. In early May, look at the ceiling and in dark corners in the barn most ordinary mosquito (anopheles). You can find it on the four dark spots on each wing, as well as special planting, which distinguishes the mosquito aedes mosquito and kuleks. Note the time of the appearance of butterflies: cabbage, urticaria, krushinnitsy - and other insects that you are familiar with.