New York artist Ida Applebroog (born 1929) began making her Angry Birds series as a result of an effort to draw birds nestling in trees. Quickly realizing that scientific ornithological draftsmen work from dead models, she and her studio began producing their own models in plaster and paint. The artist states of this work, "I started calling them Angry Birds of America. It was just something that stuck in my head. And then I realized I was...