Sibley, it is birds’ feet. The son of a noted Yale ornithologist, he began watching and drawing birds in 1969 at the age of seven. More than three decades later, he still struggles to capture a ...

I took up drawing so that I could study, learn and record the new birds that I encounter. Sarah Joannides, 59, Mosier, Ore. Joanna Poethig ...

A study from the University of Alberta, which relied on images gathered from birders on the internet, examines the evolution of more than 1,000 bird species — namely their feet.

How Birds Keep Their Feet From Freezing But there's a very good reason why even the coldest of winters aren't much of a problem for most birds: Their feet are ingeniously designed so that they're ...