India, Aug. 4 -- Jackie, the bald eagle whose nest has captivated online audiences for years, has suffered a medical setback while undergoing treatment for anaemia, wildlife officials confirmed on Monday, deepening concern over the raptor's recovery.

The Ojai Raptor Centre said in a statement, accompanied by video of the eagle being treated by a veterinary team, that "today's bloodwork brought some difficult news." The centre added that Jackie's packed cell volume, a measure of red blood cells used to gauge the severity of anaemia, had dropped to 13 per cent, meaning her condition had worsened since the previous update.

Jackie Bald Eagle Anemia: How Are Veterinarians Responding To The Setback?

Staff at the centre said they were moving ...