A new study indicates extinct carnivorous mammals shrank in size during a global warming event that occurred 55 million years ago. The study describes a new species that evolved to half the size of its ancestors during this period of global warming.
A new study indicates extinct carnivorous mammals shrank in size during a global warming event that occurred 55 million years ago. The study describes a new species that evolved to half the size of its ancestors during this period of global warming.