Clubbing is an enlargement of the ends of the fingers and a downward sloping of the nails. Although it's not caused by chronic obstructive pulmonary disease (COPD), it can be a sign of coexisting lung cancer or other lung disorders in patients with COPD. Clubbing is sometimes called digital clubbing. It can affect the fingers and/or toes.
Relatives. Darwin's finches can be divided into groups based on beak type. There are three species of tree finch: the small tree finch, medium tree finch, and large tree finch. Tree finches have grasping beaks.
Thin, plank type buttresses stabilize the giant and can extend to 30 feet. The wood is a pinkish white to ashy brown in color, with a. The crown has an open umbrella shape. Many plants and animals grow and live in the branches of the kapok tree.