Not really they have issues digesting fats
Yes, as long as it is well cooked.
Pork sausage may get a bad rap in our society of all natural, healthy and green eaters, but it's not all bad. Typically pork sausage is higher in fat (around twice as much) than turkey and chicken sausage, but this doesn't mean that you shouldn't eat it. You can check different online websites, where you can find more information about turkey and pork sausages.
No parakeets CAN NOT eat spinach !!
Turkey or chicken sausage has the least fat. Raw sausage has the fewest preservatives. So raw turkey or chicken sausage would be the healthiest.
turkey?
chicken sausage is better because it tastes better.
parakeets are naturally vegetarians, but they sometimes eat small insects
Yes, Parakeets can eat berries.
my parakeets eat wheat that's in their bird seed so parakeets do.
Butterball turkey smoked sausage and turkey kielbasa does not contain pork or use a pork casing. Both are comprised of turkey and no listing for pork is on the ingredient list.
Parakeets are technically omnivores, but the animal-derived food that they normally eat is the occasional insect. It's not common for them to eat meat. It is possible for a parakeet to eat its own young but it is not likely. An inexperienced parent bird may kill its chicks but it probably will not eat them.
No, Gerbils are vegetarian.