What Is Erythematous Gastritis? Gastritis occurs when the lining of the stomach becomes inflamed or irritated and may also refer to the erosion of the lining. Erythematous occurs when there is redness of the skin because of dilation of blood vessels. In some cases, it is a normal response due to inflammation and can hasten healing.
The gypsy moth (Lymantria dispar) is a non-native insect from France. Its caterpillar (larva) stage eats the leaves of a large variety of trees.A sample of some of the many species it eats includes oak, maple, apple, crabapple, aspen, willow, birch, mountain ash, pine and spruce.he gypsy moth (Lymantria dispar) is a non-native insect from France. Its caterpillar (larva) stage eats the leaves of a large variety of trees.
Biston betularia f. typica, the light-coloured peppered moth. The evolution of the peppered moth has been studied in detail over the last 150 years. At first, almost all of the moths were light coloured. This gave them camouflage against the light-coloured trees and lichens where they rested during the day. As pollution increased during the Industrial Revolution in England, many of the lichens died out. The trees became blackened by soot, and most of the light-coloured moths, or typica, became rare. At the same time, the dark-coloured, or melanic, moths, c