These sand dollar (Dendraster excentricus) larvae that I’ve been raising will be 21 days old tomorrow, and they are still on the fast track. They’re developing much more quickly than any of the sea urchin cohorts I have raised. Some of them already have juvenile rudiments with tube feet visible. With the urchins (Strongylocentrotus purpuratus)…
Notes from a California naturalist
The nature of Nature
