The Evolution of Flight in Birds

Are birds descendants of dinosaurs? Learners consider the question as they watch an informative video comparing fossil records of dinosaurs with current species. Following the video, groups ponder the evidence to draw conclusions about...

Birds adapted to almost every climate on the planet, from the Arctic to the rain forests. A presentation focused on birds covers their similarities and differences. It starts with their evolution from reptiles, their many physical...

Scientists believe confuciusornis developed a beak and lost teeth as a key step in the evolutionary process. Learn more about confuciusornis and other birds, dinosaurs, and animals that evolved into the birds of today. PBS Eons walks...

Did the T. Rex have feathers? A video from the Eons series playlist explains the exciting recent findings about dinosaurs and feathers. It details the evidence, the research, and our current understanding. It also considers why dinosaurs...

The California condor is the largest flying bird in North America and has been for a very long time. While perfectly equipped to survive in their time period, today there are fewer and fewer in existence. An episode of a larger series...

When was the last time you ate a dinosaur? Viewers might just be surprised when they learn the answer from a video that explains what is and what is not a dinosaur. Classification systems and definitions are picky things, and as the...

Evolution through natural selection governs the "design" of flying creatures. Engineers design flying machines. But flying is about physics, and physics is the ultimate arbiter of both processes, and that produces parallels in mechanical...

The origins, evolution and diversification of dinosaurs through geologic time are described, as well as their portrayal in Hollywood movies. There is also information about how birds evolved from dinosaurs.

What do dinosaurs and modern birds have in common? More than you may think. See how scientists figured out the evolutionary relationship between these seemingly disparate animals. Additionally, discover how and why the feather evolved...

An introduction to Darwin's theory of evolution with hyperlinks to other topics on evolution, including a timeline of evolutionary thought.