[Verified Answer]: The nurse is caring for a mother-infant…

The nurse is caring for a mother-infant dyad on the postpartum unit. The mother had delivered vaginally 24 hours ago, and the baby has had normal assessments since birth. This morning the nurse notes the infant is lethargic and her temperature is below normal. The mother reports the infant is not breastfeeding well and has spit up the small amount of breast milk that had been ingested. Which is the best action the nurse will take next based on this information?