The heart like pumping organs of earthworms.
The brain of the worm.
The cord that connects the brain to the body.
The stomach side of the worm (lighter coloration)
The back side of the worm (darker coloration)
Tiny hairs that worms use to help move.
The smooth band on the outside surface of the worm.
Produces female sex cells, or eggs.
Produces male sex cells, or sperm.
Individual chambers of a worm's body
The front or head end of an animal.
The back or rear end of an animal.
Please allow access to your computer’s microphone to use Voice Recording.
We can’t access your microphone!
Click the icon above to update your browser permissions above and try again
Reload the page to try again!
Press Cmd-0 to reset your zoom
Press Ctrl-0 to reset your zoom
It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.
Your microphone is muted
For help fixing this issue, see this FAQ.
NEW! Voice Recording
Click the mic to start.