Inspired by FrogPond, I’ve developed a programmable simulator of the life cycle of a herbivore species using visual blocks with NetTango:
Clic here to access: https://cienciascontic.org/simuladores/especie-herbivora-para-ntango.html
Unfortunately, it’s currently only available in Spanish, but you might still find it interesting as a model for similar projects. I hope you find it useful. I’m happy to answer any questions you may have.
Kind regards,
Cristián