SciencePrehistoric Marine Reptile Acted Like Hammerhead Lawnmower A marine reptile that lived 242 million years ago looked fearsome, with rows of teeth resembling chisels and needles. But these creatures were only a threat to plants.by James Maynard
ScienceKangaroos Produce As Much Methane As Horses But Marsupial Still Considered Environmentally Friendlyby Katherine Derla
CultureDeclining Population Of Large Herbivores Spells Wildlife Deserts For Future Generationsby Rex Macadangdang
ScienceFrom small carnivores to large herbivores: 300-million-year-old fossil hints of evolutionby Alexander Saltarin