Photo 20051940, (c) wkord, some rights reserved (CC BY-NC)

Attribution © wkord some rights reserved Uploaded by wkord Source iNaturalist Associated observations Photos / Sounds 3 photos What Horn Shark (Heterodontus francisci) Observer wkord Date June 20, 2018 11:34 AM PDT Place Crissy Field, San Francisco, CA, US (Google, OSM) Date Added June 20, 2018 11:51 PM UTC Description Part of egg casing? 11 comments 3 IDs Research Grade View Sizes small medium large original