Pneumonia is a common lung infection where the lungsâ air sacks become inflamed. These sacs may also fill with fluid, pus, and cellular debris. It can be caused by viruses, fungi, or bacteria. This article is about pneumonia caused by bacteria. Bacterial pneumonia may involve just one small section of your lung, or it may encompass your entire lung.
The terrestrial isopods are omnivores and scavengers, feeding mainly on vegetable or animal matter. Their food is usually already dead and decaying in the leaf litter, in crevices, or under rocks, logs, and bark.They feed wherever plant and animal refuse and detritus accumulate and moisture is present.pecies Spotlight: Terrestrial Isopods. Underneath moist logs and decaying leaves live a multitude of creatures, several of which may be terrestrial isopods, commonly known as sowbugs, woodlice, pillbugs, and slaters.
Each half of the brachiopod shell has a slightly different shape. Brachiopods feed by filtering tiny food particles from seawater. Most of the space inside the brachiopod shell is occupied by a special organ that acts as a water pumping and filtering device. Brachiopods do not move very much.Most are held to the bottom by a stalk. Some Silurian brachiopods lacked a stalk, had a flattened shell form, and rested freely on the seafloor.rachiopods feed by filtering tiny food particles from seawater. Most of the space inside the brachiopod shell is occupied by a special organ that acts as a water pumping and filtering device. Brachiopods do not move very much. Most are held to the bottom by a stalk.