In fact, several hundred bunyavirus species are known to science but they are poorly researched, despite or perhaps because of their hazardous nature.    From Wordnik.com.  [PhysOrg.com - latest science and technology news stories] Reference

Using a bunyavirus that is harmless to humans, the Uukuniemi virus, researchers in the group led by Ari Helenius, Professor of Biochemistry at ETH Zurich, have now studied how these viruses penetrate cells.    From Wordnik.com.  [PhysOrg.com - latest science and technology news stories] Reference