I am a Spring Peeper.
I am a treefrog and not easy to see.
I’ve been hibernating under a log all winter.
I am about an inch in size and my call can carry for a quarter of a mile.
Males call from shrubs and trees standing in or overhanging water, females do not call.

http://enature.com/fieldguides

Interested in frog calls? Participate in FrogWatch USA,
http://www.nwf.org/frogwatchUSA

 Delaware's Adopt a Wetland Program,
Attend our workshop!  (April 1st).  For information: Marlene.Mervine@state.de.us

 or the Delaware Amphibian Monitoring Program which is part of the national program.
http://www.pwrc.usgs.gov/naamp/