Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. When we think about the scope of our world’s diversity, ...

Some nights, when I should be doing something sensible or useful, I end up looking at pictures of blue whales and feeling very, very tiny. We talk a lot about the megafauna that are gone – mammoths, ...

Twice a year, thousands of elk, mule deer and pronghorn migrate between their seasonal ranges in Colorado. They spend their winters grazing at lower elevations and their summers in the mountains. As ...