Simplify the following text for a Grade 6 native English-speaking person.
Original: Sparrowhawk ( sometimes Sparrow Hawk ) may refer to several species of small hawk in the genus Accipiter .
Simplified: The Sparrowhawk is part of the family Accipitridae and the genus Accipiter . Some English people used to call the Sparrowhawk the Blue Hawk because of the male 's color .