10 Astonishing Wallaby Facts This is such an interesting quirk of animal reproduction. Many marsupials are capable of this, and while it’s also found in some placental mammals, it’s more common in invertebrates and non-mammalian vertebrates. This appears to be a very inefficient way to get around, and when we make efforts to replicate it, we get tired pretty quickly. But it turns out, macropods like wallabies have found a low-cost solution to their locomotion needs. Wallabies are herbivores that …
