Juglans nigra Juglans nigra Juglans nigra, the eastern black walnut, is a species of deciduous tree in the walnut family, Juglandaceae, native to eastern North America. It grows mostly in riparian zones, from southern Ontario, west to southeast South Dakota, south to Georgia, northern Florida and southwest to central Texas. Wild trees in the upper Ottawa Valley may be an isolated native population or may have derived from planted trees. Black walnut is an important tree commercially, as the wood is a deep brown color and easily worked. The fruits, walnuts, are cultivated for their distinctive and desirable taste. Often, trees are
Pink-sided tree frog Pink-sided tree frog The pink-sided tree frog ("Agalychnis litodryas") is a species of frog in the family Hylidae. It is found in Ecuador, Panama, and possibly Colombia. Its natural habitats are subtropical or tropical moist lowland forests and rivers. It is threatened by habitat loss. The frogs are an arboreal species of humid lowland forest. The single specimen in Panama was collected on a bush in a swamp. The holotype was found at night perched about one and a half meters above the ground in a bush at the edge of a swamp (Duellman and Trueb 1967). A gliding species,