Observed: March 26, 2020 @ 2:15 PM
Posted on: March 29, 2020 @ 12:59 PM (diff: 3 days)
Comments:
a group of these mollusks wedged into the corners of rocks. I wonder if they are all sheltering in the same area because of micro climate conditions, or if they gain some advantage by grouping together, or is it mating season?