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.
Five-lined skinks are diurnal, which means that they are active during the day and hunt during the day. They often climb up dead trees in search of abundant insects. Five-lined skinks prefer to live in rocky areas with patchy tree and shrub cover. These areas are often found on the edges of deciduous forests.