During a sunny morning on Florida’s Gulf Coast last month, an 11-year-old golden retriever named Hunter bounded through a pine grove. Snatching his favorite toy, a well-chewed tennis ball attached to a short rope, he rolled through the tall grass, with an...
In 1859, Charles Darwin coined the term “living fossils” to describe organisms that show little species diversity or physical differences from their ancestors in the fossil record. In a new study, Yale researchers provide the first evidence of a...