Juglans californica shell that is difficult to remove. The Chumash Indians of the Channel Islands of California and Ventura County eat the nuts; however, they are not grown commercially for this purpose. "Juglans californica" is cultivated throughout California to support the walnut industry, used as a rootstock in English walnut orchards. It is also cultivated as an ornamental tree where it is planted in California native plant, xeriscape, and wildlife habitat gardens and natural landscaping in California, and in Hawaii. Some authorities (e.g. the California Native Plant Society) combine this species with "J. hindsii". On the other hand, a 2007 molecular analysis
Dark-sided flycatcher It builds a cup-shaped nest 2 to 18 metres above the ground, on the branch of a tree or sometimes in a hole. Three to five eggs are laid; these are pale green with reddish markings. Dark-sided flycatcher The dark-sided flycatcher ("Muscicapa sibirica") is a small passerine bird belonging to the genus "Muscicapa" in the Old World flycatcher family Muscicapidae. It has a wide distribution in Asia with northern birds migrating south for the winter. It is also known as the Siberian flycatcher or sooty flycatcher, the latter name is also used for the sooty flycatcher ("M. infuscata") of Africa.