How did Rene magritte create line drawings of birds?

Can you keep a dead owl in Wisconsin? Who country's emblem is cornflower? What does the name Avi means? What is flock lining? Donde viven los grillos? How much do paragrine falcons sell for? Why do hawks stay in one neighborhood? Are the canary islands in the EEC? Is a pheasant an ominivore? What is a cygnet's parent called? A fast way for penguins to travel on land? What is the definition of migratory? Where do parrots nest? What is the adjective in this sentence Amy's exotic parakeet laid three tiny eggs in the nest? What is being done to help save bald eagle? Why do birds and fish fly in unison? Whats a parrots niche and its habitat living in a tropial Ecosystem? What kind of Bird visit a feeder at different Times of the year? Do birds eat peanuts? How long did pigeon post take to deliver?