Chased by a tern, probably Caspian's.
flushed this big blue from Turtle Pond, then it circled back and flew overhead for a photo
Helix aspersa (common name: garden snail, brown garden snail, or speckled garden snail), is a small to large air breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Helicidae.
Limax flavus (syn. Limacus flavus), known commonly as the yellow slug or tawny garden slug, is a medium to large species of air-breathing land slug, a terrestrial pulmonate gastropod mollusk in the family Limacidae.