If you look closely, you'll see that the tree tops are completely loaded with crows. Flocks have supposedly gathered here for more than 100 years, though their trees are fewer and fewer with all the modern development.
The textured balls are not actually a form of sea life, but somehow they look like they belong. They were created with rolled up wood shavings, like what's left behind after sharpening a pencil. When paired with sea shells, they almost fool the eye into believing they're a form of coral.