High-pitched squeals of surrender as the loser retreats. This is what a disagreement between two dwarf mongooses (Helogale parvula) looks and sounds like. It’s usually instigated by a dominant ...

Barley Yellow Dwarf (BYD) is caused by the viral pathogen Barley Yellow Dwarf Virus (BYDV) complex. The BYDV complex consists of five closely related viruses in the Luteoviridae family. The virus is ...