From life of the South American butterflies

In rainforests of the western Amazonia it is possible to see a surprising show: sitting on the heads of turtles of a butterfly drink tears from their eyes. Insects thus fill shortage of minerals in the organism. Yellow and spotty river Amazonian turtles (Podocnemis unifilis) became "favourites" of butterflies. These are quite large (up to 45 centimeters long and weighing up to 8 kilograms) omnivorous reptiles: they eat both plants, and insects, mollusks, Crustacea and other small animals. Life expectancy of river turtles reaches 60-70 years. Communication of turtles and butterflies explained Torres Phil...