The most common clinical features of infection are fever, headache and malaise, but encephalitis and hemorrhagic fever may also occur.
en.wikipedia.org Hemorrhagic smallpox also produces a dusky erythema, petechiae, and hemorrhages in the spleen, kidney, serosa, muscle, and, rarely, the epicardium, liver, testes, ovaries and bladder.
en.wikipedia.org In early hemorrhagic smallpox, death occurs suddenly about six days after the fever develops.
en.wikipedia.org Rabbit hemorrhagic disease was subsequently legalised for the control of wild rabbits.
en.wikipedia.org Major threats to central chimpanzee populations include Ebola hemorrhagic fever, poaching for bushmeat, and habitat destruction.
en.wikipedia.org