birds

The surprising secrets of hummingbird flight

3 bizarre (and delightful) ancient theories about bird migration

Why can't some birds fly?

For the love of birds

12 truths I learned from life and writing

How vultures can help solve crimes

What are animals thinking and feeling?

How quantum biology might explain life's biggest questions

Stunning photos of the endangered Everglades

How a dead duck changed my life

Why I love vultures

From mach-20 glider to hummingbird drone

The great penguin rescue

The oil spill's unseen villains -- and victims

Pay attention to penguins

The fight to end rare-animal trafficking in Brazil

Dragonflies that fly across oceans

The early birdwatchers

The 4 ways sound affects us

My obsession with objects and the stories they tell