Uberon Multi-species Anatomy Ontology
Cross-species anatomy ontology covering anatomical structures in animals. Bridges species-specific anatomies.
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Where this one tends to earn its keep.
Cross-species phenotype comparison
Evolutionary biology research
Multi-species data integration
Developmental biology annotation
I haven't checked this label against the actual licence text — it's the catalogue's original guess. Check the ontology's own site before you rely on it.
Others worth a look in Life Sciences.