If you think owl pellets are owl poop, you’re wrong, that’s gross. Owl pellets are owl puke. The avian stomach has two parts: a glandular part like a human stomach then a grinding organ called a gizzard. After an owl throws back a whole rodent, the soft food parts like muscle, organs and fat get ground into tiny bits and pass through the rest of the digestive system. The bits that can’t be digested like big bones, fur and teeth can’t move past the gizzard. The gizzard is like a filter. “The undi