produce and forage

hey does anyone know what is this item in red square? i tried ship ostrich egg and dino egg but its not the right item

Stardew Valley's been going great for me so far. I have a lot of cool things that I'm not gonna mention due to spoilers, however, I have 99% Produce and Forage Shipped, and I have one VERY pesky item that I need to ship in order to make it 100%. As you may have seen from the title, it's a large...