Now these are of more interest. As you can see these birds have exceptionally strong, long legs for their size and the legs, as I'm sure you are aware, are the choicest part. It would also indicate that they spend a good deal of time feeding on the ground which is also ideal.
A note of caution - the beaks as you can see are also very strong and dagger like. this implies to me that the ensuring the element of surprise will be vital in this new project of the Human's.
Unfortunately, and typically, the Human has negelected to include any background so I do not yet know where I can lay my hands on a quantity of these delightful looking creatures