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.
2. titmouse. A titmouse is a very small insectivorous bird that come from the family Paridae and are only found in the northen hemisphere and Africa. The name titmouse is attested from the 14th century, composed of the Old English name for the bird, mase (Proto-Germanic *maison) and tit, denoting something small.The spelling was influenced by mouse in the 16th century. titmouse is a very small insectivorous bird that come from the family Paridae and are only found in the northen hemisphere and Africa.