General features of a gastropod, showing circulatory organs (Illustration by Ivy Livingstone).
Conditions of Use
The copying of material, either with modifications or adaptations, and its subsequent distribution, is permitted with three conditions:
that it is not used for commercial purposes,
that the source of the material is clearly indicated,
and that its use is recorded in such a way that BIODIDAC can provide documentation to the sponsors of the project.
[Aiming for CC BY-NC-SA 3.0]
