are still kind of condenser water vapor, and with them running down numerous streams merging into a turbulent river rapids. In cold water, water mosses grow, the shoots that trail over the river. Stones and plants are populated with numerous larvae of insects - mayflies, caddis flies, midges and mosquitoes. Some of them are scraped from the rocks and plants the bacterial plaque, while others eat the plants themselves, and still others are predators and prey not only on invertebrates, but also on the fish fry. And they themselves hunt insects, in turn, serve as food peculiar representative of elephant shrew, adapted to life in water.