When Avian Dinosaurs Choose To Talk Back (Who was St. Remedius? And why is a medical college named after him?) Some birds had hidden messages thrust upon their calls, while others brought the message on their own. In the case of the state bird of Texas, the messages had larger implications on avian intelligence. The northern mockingbird, Mimus polyglottos, was renowned for centuries for both its incredible fidelity in reproducing calls of other…
Defining "Exonormal" Since 1630