An Introduction to Birding by Ear on Mar 20th . Learn how to start identifying birds by their calls and songs. What do sounds mean? Why is it important to understand bird behaviors to identify sounds? Join Tom and Patsy Inglet for an introduction to this birding skill. This walk is limited to 12. Registration is free and required: www.headwaters-iw.org/calendar. Donations are welcomed online or in person. Directions: From 281 N Access Road (north of Hildebrand Ave) take the University of the Incarnate Word gate. At the stop sign, go left down the hill until the Headwaters Sanctuary banner is visible on the left. [The UIW baseball field will be on the right.] Locate and a parking space and meet us near the Headwaters banner.