 The black @-@ tailed jackrabbit plays host to many ectoparasites including fleas , ticks , lice , and mites , and many endoparasites including trematodes , cestodes , nematodes , and botfly ( Cuterebra ) larvae . Diseases affecting the black @-@ tailed jackrabbit in the West are tularemia , equine encephalitis , brucellosis , Q fever , and Rocky Mountain spotted fever . Ticks are vectors for tularemia , and infected ticks have been found on jackrabbits in the West . Jackrabbits infected with tularemia die very quickly . 
