Which characteristic confirms the woodchuck's classification in Kingdom Animalia?

Answer

Being heterotrophic, requiring consumption of other organisms for energy.

Classification in Kingdom Animalia requires the organism to be multicellular, eukaryotic, heterotrophic (consuming others for energy), and lacking rigid cell walls.

Which characteristic confirms the woodchuck's classification in Kingdom Animalia?
animalmammalclassificationrodentwoodchuck