The lifespan of asphalt shingles depends highly upon the environment. Shingles in cooler climates such as the northern United States seem to last longer than those installed in the warmer climates. Studies have shown that the average lifespan for a 20 year shingle in Phoenix, Arizona is around 14 years. In Minneapolis, Minnesota the lifespan was 19.5 years.
Parrots can eat various berries, mangos, papayas, plums, pomegranates and apples, among other fruits. However, the seeds and pits of fruits should always be removed, because they can be toxic to parrots. In general, choose bright, colorful fruits high in vitamin A. Continue Reading.
Different bird foods and bird mixes for Amazons are available. 1  Bird Food: 2  Foods available for Amazon parrots include formulated diets, either pelleted or extruded, seed only diets, and parrot mixes which offer a mixture of both. An Amazon parrots cage best suited to adequately house a single Amazon bird would be between 39- 59 (100-150 cm) high and have a floor space of 23x 39 (60 x 100 cm). 2  This size will provide room for lots of movement as well as space for perches, food dishes and a variety of playthings.