Eastern oyster larvae are only 100β300 micrometers long, but their dense calcium carbonate shells make them substantially heavier than the surrounding seawater. A new study led by the Woods Hole Oceanographic Institution (WHOI) shows that this excess weight allows gravity to drive the feeding cu...
Source: [Phys.org](https://phys.org/news/2026-09-tiny-oyster-larvae-gravity.html)