Swimming in concentric circles

These spines were a distinctive feature of its back

Unlike other brontotheres

Snout-tail length 163 mm

Protemnodon anak Variant:Hand-painted Swimming in concentric circlesProtemnodon anak was a large diprotodontid marsupial from the Pleistocene of Australia and New Guinea, belonging to the macropodidae group, which includes modern kangaroos and wallabies. It represents one of the largest species within the genus Protemnodon, characterized by a more robust body build and less specialized for jumping than modern kangaroos. Its skeleton shows a massive body, with a strong and relatively rigid spine, adapted to support