There is no way to check right now, but there are warning signs. If it doesn't have the Kalos Pentagon, then it comes from an older game, where it was easy to hack Pokemon. If it has a big series of max IVs, it's probably hacked (ie a 6IV Metagross or a 5IV Latias).
Tufted Titmouse are regulars at backyard bird feeders, especially in winter. They prefer sunflower seeds but will eat suet, peanuts, and other seeds as well. Find out more about what this bird likes to eat and what feeder is best by using the Project FeederWatch Common Feeder Birds bird list.
They eat fruits, vegtables. They love coconut, grapes, apples, and pineapples, and strawberries. for vegtables, they love brocolli, and lettuce, and cucumber. They drink clean water (not tap water) and saltwater. (water + aquariam salt). They also eat Hermit crab food from the pet store, but dont always feed the same thing. They like different varietys of food.