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Is the puffin a descendent of the dodo?

Dr. Universe: Is the puffin a descendent of the dodo?

-Samykutha, Chennai, India

Dear Samykutha,

The dodo bird isn’t with us anymore, but if you visit a city park you’ll likely see one of its very close relatives walking around. It might even be nibbling on a French fry. Dodos were a pigeon, said my friend Michael Webster. » More …

Dinosaurs

What was the largest dinosaur? -Carlos, Visalia, California

About 85-feet long (half a football field) and 65 tons (about 7 T-Rexes), the largest dinosaur scientists know about is Dreadnoughts. She was a plant-eater and with her 37-foot-long neck probably had no problem reaching the leaves at the top of trees.