 Tlaltecuhtli is typically depicted as a squatting toad-like creature with massive claws, a gaping mouth, and crocodile skin, which represented the surface of the earth.In carvings, her mouth is often shown with a river of blood flowing from it or a flint knife between her teeth, a reference to the human blood she thirsted for.Her elbows and knees are often adorned with human skulls, and she sometimes appears with multiple mouths full of sharp teeth all over her body.