Photo 30570421, (c) Peter M Martin, some rights reserved (CC BY-NC), uploaded by Peter M Martin

Attribution © Peter M Martin some rights reserved Uploaded by petermmartin Source iNaturalist Associated observations Photos / Sounds 7 photos What Northern Black Racer (Coluber constrictor ssp. constrictor) Observer petermmartin Date January 23, 2019 10:54 AM EST Place Prettyboy Reservoir, Manchester, MD, US (Google, OSM) Date Added January 23, 2019 06:18 PM EST Description flat belly 5 comments 4 IDs Research Grade View Sizes small medium large original