Dr. Michael Adkesson, vice president of clinical medicine for the Chicago Zoological Society (CZS) and Dr. Marina Ivančić, a board-certified veterinary radiologist for CZS, compare a CT scan image taken on April 19 (left) and another on May 15 of Layla, an eastern black rhinoceros. The 2,300-pound 7½-year-old pachyderm is being treated for an infection in her nasal passageway. Photo credit - Jim Schulz/Chicago Zoological Society.
Dr. Michael Adkesson, vice president of clinical medicine for the Chicago Zoological Society (CZS) and Dr. Marina Ivančić, a board-certified veterinary radiologist for CZS, compare a CT scan image taken on April 19 (left) and another on May 15 of Layla, an eastern black rhinoceros. The 2,300-pound 7½-year-old pachyderm is being treated for an infection in her nasal passageway. Photo credit - Jim Schulz/Chicago Zoological Society.