'It's the thick-walled muscular pouch that grinds food in a bird's lower stomach'
a gizzard
THE BIRDS: Its the thick-walled muscular pouch that grinds food in a birds lower stomach
It's the thick-walled muscular pouch that grinds food in a bird's lower stomach
It's the thick-walled muscular pouch that grinds food in a bird's lower stomach
THE BIRDS
a gizzard
THE BIRDS