It’s already baffling how many incredible and strange creatures can be found on planet Earth, with there being well over 8 ...

These are prehistoric mammal relatives that lived during the Permian period (around 299-252 million years ago) of Earth's history. Modern mammals belong to a larger group of tetrapods (four-limbed ...

However, finding strong evidence for the co-evolution of plants and megafauna is difficult, as observing the ecological relationships between extinct species based on fossil records is challenging.