Subtyping, a form of polymorphism, is when calling code can be agnostic as to whether an object belongs to a parent class or one of its descendants. For example, a function might call make_full_name() on an object, which will work whether the object is of class Person or class Employee.
The history may include inappetance, or loss of appetite, lethargy, and fever. Severely affected horses may have a history of high fever (105 â 106Â° F), depression, ventral edema, weight loss, ataxia, or incoordination, and epistaxis, or nosebleed.he virus is transmitted primarily by blood-feeding horseflies and deerflies. Infection with EIAV results in recurring, cyclic episodes of fever, lethargy, thrombocytopenia, or low platelets, anemia, and in some cases, weight loss, ventral edema, petechiation, or pinpoint bleeding in the skin, hemorrhage, and death.
late and recent calving are often accompanied by edema of the udder and the subcutaneous tissue immediately in front of the udder.The swelling may be great enough to prevent the cow being milked or suckled and it may interfere with the cow moving about.ate and recent calving are often accompanied by edema of the udder and the subcutaneous tissue immediately in front of the udder.