Here's a migration tale from near my home in Portal, Arizona. Huge numbers of Rufous Hummingbirds cruise into southeastern Arizona dur...

If we open our eyes and unstop our ears, earth presents us with such ordinary, everyyear wonders, like the routine migrations of animals. ...

Night deepens in this Costa Rican reserve, where our tour group has special permission to stay until after dark. Black are the shapes of roo...

I'm thinking back to Australia today! Here's another vignette from last summer's trip. At the beginning of our trip, Jim brave...

In Hawaii, wandering atop the dark lava flows (only recently colonized by 'ohi'a shrubs), is a small goose, the Nene. I marvel that ...

Ringtail (Pen and ink by Narca) While assembling art for my book, I was very struck by the fact that such diverse mammals have evolved th...

What is it about oceanic islands that exerts such a siren call? What comprises the allure of farflung bits of volcanic rock and mounds of sa...