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19241
I’m doing an elk-calf mortality study in Yellowstone National Park. We can differentiate between scavenging and predation only by such evidence as signs of struggle at the scene, a trail of blood, evidence of a chase, and the pattern of flesh wounds. We cannot make the determination based on bone-consumption pattern alone. Therefore, I question […]
- Paleontology
First Family’s last stand
New evidence indicates that about 3.2 million years ago, at least 17 Australopithecus afarensis individuals were killed at the same time by large predators at an eastern African site.
- Astronomy
Fast-track planet
Astronomers have found a planet that's the closest yet known to its parent star, whipping around the star every 28.5
