A chance encounter with an osprey nest started Dr. Steven Sachs on his passion for bird photography, concentrating on raptors. Steve's web site, www.stevesachsphotography.com offers a selection of his stunning photographs. Come see these and other photographs on the big screen at the Ossining Library Theater and learn helpful tips about bird and nature photography. Suitable for ages 10 and up. No advance registration needed. No admission charge but $5/person donation suggested to support the local environmental work of Saw Mill River Audubon.