Forest pathologist Martin MacKenzie strode forward on a narrow path through California’s mythic bristlecone pine forest in the White Mountains near the Nevada border, methodically scanning gnarled limbs for the invaders that threaten the lives of some of the world’s oldest trees. In the Ancient Bristlecone Pine Forest, U.S. Forest Service pathologist Martin MacKenzie checks on trees with ecologist Michele …
Scientists have discovered the world's oldest known beetles — preserved in the fossilised faeces of a dinosaur ancestor that ate them whole 230 million years ago. Scroll down for videos Scientists have discovered the world's oldest known beetles — preserved in the fossilised faeces of a primitive dinosaur that ate them whole 230 million years ago The team believe the …
