As one of the heaviest flying birds in the world, and with the second-largest wingspan in North America, this week’s Bird of the Week is impressive in more ways than one! As adults, the highly social American White Pelicans (Scientific Name: Pelecanus erythrorhynchos) are a silent species, only giving low, grunting calls. The young are far noisier – even pelican embryos can emit loud squawks inside the egg in response to overheating or chilling. Groups of young make loud begging calls, raising a