- Exceptionally Preserved Bird Feathers Found in 66-Million-Year-Old Dinosaur Coprolite Sci.News
- A fossil feather from the age of dinosaurs may explain why only some birds survived NPR
- A Tyrannosaur Ate a Feathery Meal—and It Was Frozen in Time National Geographic
- A fossil feather preserved inside dinosaur poop could help explain why birds survived the mass extinction Phys.org
- How Did Birds Outlive the Other Dinosaurs? nautil.us