The Bird Respiratory System: Why Birds Breathe So Differently
Bird respiratory system explained in plain language, from one-way airflow to air sacs, and why that efficiency can make birds vulnerable.
Bird respiratory system explained in plain language, from one-way airflow to air sacs, and why that efficiency can make birds vulnerable.
A cold morning with Charleston City Lake birds, including bald eagles, cormorants, and a great blue heron in Arkansas.
Photographs of American White Pelicans in flight over Sally Jones Lake at Sequoyah National Wildlife Refuge in Oklahoma.
Great Blue Heron takeoff from deep water at Charleston Lake, Arkansas, plus my settings and truck-window setup. See the full sequence.