The gang discusses two papers that are united by a fin. The first paper uses a computer algorithms to infer the shape of mosasaur tail fins, and the second paper looks at a new species of Spinosaurus with a crest. Meanwhile, James tastes flavor, Amanda tastes drink, and Curt tastes indifference.

Up-Goer Five - SERVER NOT FOUND! HELP!

References:

Song, Yang, and Johan Lindgren. "Convergence in aquatic locomotion: reconstructing mosasaurian (Squamata: Mosasauria) tail fins from osteological correlates and covariation with extant sharks." Paleobiology 52.1 (2026): 121-130.

Sereno, Paul C., et al. "Scimitar-crested Spinosaurus species from the Sahara caps stepwise spinosaurid radiation." Science 391.6787 (2026): eadx5486.