Five sandpipers are stacked on top of each other in an extremely unlikely position.
Peep Tree. Here's a fun little interpretation of a group of species we informally refer to as "peeps". These are some of the smaller sandpipers in the genus Calidris, top to bottom: Least, Semipalmated, Western, White-rumped, and Baird's, all depicted as fresh-plumaged juveniles.