Reposted by Midiaou Diallo
Daaaaamn these stem-mammals from China continue to be spectacular. What a treasure trove.
www.nature.com/articles/s41...
nature.com
A Jurassic mammaliaform swimmer and transformation of the mammalian pharynx - Nature
A swimming and water-foraging mammaliaform, Megacauda sungei gen. et sp. nov., had a lifestyle analogous to the extant platypus, and was capable of mammal-like swallowing and suckling.