Scientific plausibility
Grounded in credible science and real-world possibilities.
The rules
Each species is evaluated against six criteria: science, ecology, evolutionary pathway, global relevance, long-term potential and inspiration.
Ecological impact
Addresses important ecological roles and planetary challenges.
Evolutionary pathways
Clear, believable steps from today to tomorrow.
Global relevance
Benefits life on Earth at large, not just one species.
Long-term potential
Stable, adaptable and resilient for tens of thousands of years.
Inspiration & hope
Inspires connection, stewardship and a better future.