Fractures of the humerus, scapula and clavicle usually result from a direct blow or a fall onto an outstretched hand. Most can be treated by immobilization. Dislocation of the humerus, strain or sprain of the acromioclavicular and sternoclavicular joints, and rotator cuff injury often can be managed conservatively.
There are many predaceous insects. They eat other animals, including other insects and vertebrates. There are many predaceous insects. They eat other animals, including other insects and vertebrates.
Insects obtain energy principally from aerobic respiration, but many species have some capacity for anaerobic energy metabolism when exposed to hypoxic or anoxic conditions. This is best known in aquatic insects such as midge larvae where the fermentation products may include lactate, ethanol, and acetate.