World View

Respectful Distance

When I first traveled to the Falkland Islands in the mid-1980s, I encountered very few other visitors. I was able to roam alone and marvel at the islands’ abundant wildlife. When I returned a few years ago, great changes had taken place.

Monarchs In Motion

In the mountains of central Mexico, monarch butterflies gather each winter in one of the most dazzling displays of mass movement in the animal world. Many millions of them migrate there from across North America to escape the cold before traveling...

Capturing Wildlife With An Infrared Trigger

In the neotropics, nocturnal bats fill many of the niches occupied by birds by day. But where birds use their superb sense of sight, bats exploit their specialized sense of hearing to find prey. They produce high-frequency clicking sounds and listen...

Primal Perception

The way we see color today is shaped by events from 35 million years ago, when some nocturnal primates shifted to a diurnal lifestyle, and began to seek out leaves and fruits by day instead of insects and other prey by night.