Highly pathogenic avian influenza (HPAI) virus has been detected in a wild bald eagle found dead in East Marlborough Township, Chester County.
This marks the first detection of HPAI H5N1 in birds within the Commonwealth since the virus was first identified in North America in December 2021.
In addition to the bald eagle, diagnostics are pending regarding five wild hooded mergansers recovered from Kahle Lake on the border of Clarion and Venango counties. Four were found dead and the fifth was exhibiting neurologic signs and was subsequently euthanized. HPAI is suspected.
As of March 2022,...