Castorocauda lustrasimilis is a mammal from early Jurassic China. Castorocauda resembles today’s beavers but like the platypus it laid eggs. Castorocauda is been known to eat fish.
In popular culture
- Castorocauda appeared in Dinosaur Revolution as prey for the Guanlongs.
- Castorocauda appeared on Dinosaur Train.
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