Green with dampness. Red is the most active color, blue the most passive; green, in the middle, is the color of neutrality and calm, sometimes used in architecture and design for these reasons. Blue and green together symbolize harmony and balance. Green is often associated with jealousy and envy. The expression "green-eyed monster" was first used by William Shakespeare in Othello: "it is the green-eyed monster which doth mock the meat it feeds on." Shakespeare also used it in the Merchant of Venice, speaking of "green-eyed jealousy." Green today is not commonly associated in Europe and the United States with love
White-eyed parakeet White-eyed parakeet The white-eyed parakeet or white-eyed conure ("Psittacara leucophthalmus") is a small green Neotropical parrot native to South America. First described by German zoologist Philipp Ludwig Statius Müller in 1776, its specific epithet is derived from the Ancient Greek "leukos" "white" and "ophthalmos" "eye". Dickinson (2003) recognised three subspecies: Aratinga leucophthalma nicefori, A. l. callogenys and A. l. leucophthalma. The white-eyed parakeet measures in length and in wingspan, with a body mass of . is an overall green bird with red on the shoulders and some random flecks of red on the head and neck. The underwing primary coverts