Juglans olanchana mountainous regions of Argentina may result from confusion with the cedro negro (Spanish for "Black Cedar" due to its close appearance to West Indian cedar) or nogal (Spanish for "walnut") ("J. neotropica"). "Juglans olanchana" has a cylindrical, straight shaft that is free of branches for 5–15 m. The moderately heavy (420–450 kg/m) and moderately durable heartwood has a dark coffee color, is easy to work, and takes an excellent finish. It is used for light construction, cabinetmaking, parquet floors, luxurious furniture, turnery, musical instruments, and veneer. The nuts are edible. The husk is used to dye leather. Juglans olanchana Juglans
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.