video1.0<iframe src="https://www.loom.com/embed/081eecc946fd4a96b6a82ac2b32b6c17" frameborder="0" width="692" height="519" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>519692Loomhttps://www.loom.com519692https://cdn.loom.com/sessions/thumbnails/081eecc946fd4a96b6a82ac2b32b6c17-00001.jpg146p: What is a main idea of the seventh paragraph (lines 62-73)? a: Different types of hierarchies exist in each flock of birds. ; Mistakes can happen when long-winged birds create a V formation. ; Future research will help scientists to better understand V formations. ; Long-winged birds watch the lead bird closely to keep a V formation intact. ;