Marsupials have super short pregnancies and built-in pouches, but that's just the tip of the weird iceberg of truly bizarre ...

As for why wombats poop cubes, researchers suspect the shape allows the animals to pile their feces next to their burrows and in other places to signal their territories. Jef Akst was managing editor ...

Credit: AP/Martin Meissner In 2021, scientists at Cornell University and other institutions published results of their study on why wombats are the only animal known to poop out cube-shaped scat.