According to FemaleFirst, the German supermodel may be pregnant with her fourth child.
Klum is married to the singer Seal, and they are the parents of two sons, Henry, 2, and Johan, 1. Klum is also the mother of a 4-year-old daughter, Leni.
An article posted on the E! News Web site states, "A source tells me that Klum, 35, is a little less than four months pregnant."
An announcement is expected to come from the star soon.