Archaeologists learn about ancient humans by excavating and analyzing historical artifacts. While the use of tools was once thought to be a uniquely human trait, this is far from the case; many terrestrial animals, including chimpanzees, macaque monkeys, and even vultures use stone tools to hunt and gather food. For aquatic animals, however, these behaviors have been difficult to observe in the wild. One exception … Continue reading Sea Otters Leave an Archaeological Record of Their Tool Use