644043 external_news 1612903665 1612903665 Burrowed beneath Australian forests, grasslands, and mountainous regions, the bare-nosed wombat (Vombatus ursinus) feeds primarily on grasses—and poops cubes. But how the bare-nosed wombat excretes poop in the shape of cubes has mystified scientists until now. A study published last month in Soft Matter, with co-author David Hu, a professor of fluid mechanics at the Georgia Institute of Technology, reveals how the wombat’s intestines constrict to shape the scat.

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