Hawks and Eagles (Accipitridae)

Japanese Sparrowhawk (Accipiter gularis) - HBW 2, p. 155

French: Épervier du Japon German: Trillersperber Spanish: Gavilancito Japonés
Other common names: Japanese Lesser/Asiatic Sparrowhawk

Taxonomy: Astur (Nisus) gularis Temminck and Schlegel, 1844, Japan.
Sometimes included in A. virgatus, but full species status now generally agreed upon; these two probably form superspecies, possibly along with A. nanus. Races sometimes rejected, and species considered monotypic. Three subspecies normally accepted.

Subspecies and Distribution:

sibiricus Stepanian, 1959 - upper R Ob and Mongolia E to middle R Lena, E China and Taiwan; presumably winters from Andaman and Nicobar Is E to S China and Greater Sundas.
gularis (Temminck & Schlegel, 1844) - Sakhalin, S Kuril Is and Japan; winters S to Philippines, Greater Sundas, N Sulawesi and Timor.
iwasakii Mishima, 1962 - S Ryukyu Is (Iriomote, Ishigaki).