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.
Most flatworms, including Procotyla fluviatilis, are predators. They eat protists (including Amoeba, Paramecium, and Euglena), rotifers, nematodes, small crustaceans, aquatic worms, and other soft-bodied animals. They also feed on dead animal matter and larger animals that are injured.