Register for FREE to remove ads and unlock more features! Learn more. The President of the United States of America is the head of state and head of government of the United States. The president leads the executive branch of the federal government and is the commander-in-chief of the United States Armed Forces.
Parrots hold the scientific name of psittacines. They also belong  to the Psittacidae order of classification, which consists of birds  living in tropical and subtropical cl â¦ imates.he phylum is chordata, the class is aves and the order is psittaciformes.
The largest parrot by length in the world, the hyacinth macaw is 100 cm (3.3 ft) long from the tip of its tail to the top of its head and weighs 1.2â1.7 kg (2.6â3.7 lb). Each wing is 388â425 mm (15.3â16.7 in) long. The tail is long and pointed. Its feathers are entirely blue, lighter above.