Smithsonian Institution
National Museum of Natural History: Qrius: Ocean Biodiversity Discovering Marine Invertebrates
A zoologist discusses her research looking for new invertebrates in the seas. She also gets to name the new creatures! [29:16]
Other
Melbourne Museum (Australia): Giant Squid Dissection Highlights
A public dissection by museum scientists of a giant squid. Learn about their anatomy and the functions of its unique body parts. May not be suitable for squeamish students. [9:58]
NOAA
Noaa: Estuary Education: Horseshoe Crabs
A close-up look at the horseshoe crab, an ancient estuary animal. [10:14]
Florida State University
Florida State University: Aquatic Earthworm Movie #1
In this interesting video, you will view an annelid ingesting a food morsel and observe how it passes through its translucent body. A detailed description of the annelida is found below the video.