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.
Start with Veggies. Vegetables are very good for finches. Wild finches snack on a variety of plants and seeds in season. Your finch will benefit from eating leafy green, organic vegetables. Most vegetables are fine for your bird, but don't feed avocado, which is toxic. Asparagus can cause stomach upset.Iceberg lettuce can be fed, although its nutritional value is minimal. Good choices for your finch include broccoli, carrots, winter squash, parsley, spinach, green beans, tomato and zucchini.ild finches snack on a variety of plants and seeds in season. Your finch will benefit from eating leafy green, organic vegetables. Most vegetables are fine for your bird, but don't feed avocado, which is toxic. Asparagus can cause stomach upset. Iceberg lettuce can be fed, although its nutritional value is minimal.