Great Blue Heron (Ardea herodias) Science Article 2
abstract
At presentation to the Vermont Institute of Natural Science,an adult female great blue heron (Ardea herodias) hadunilateral exophthalmos. The bird was subsequently euthanatizedand submitted to the Tufts University School of VeterinaryMedicine Wildlife Clinic.
Scott H. Schelling, J Vet Diagn Invest 6:514-516 (1994)