Prehistoric

🦎Synapsids

Synapsida

hundreds of known species

The lineage that includes mammals and their reptile-like ancestors. Dominated the Permian period before the dinosaurs arose.

💡Dimetrodon is often mistaken for a dinosaur, but it's actually more closely related to mammals.

6 creatures

Can you guess creatures from their family tree?

GuessKin Prehistoric is a daily taxonomy puzzle — Wordle meets the tree of life.