Males of a South American forest bird make courtship music with built-in scrapers—just as insects do. This is the first example of a vertebrate producing sound in this manner, scientists report. A ...
A new kind of laser captures light just like some colorful bird feathers. The device mimics the nanoscale structure of colorful feathers to make high-intensity laser light with almost any color.
A Fork-tailed Flycatcher. Credit: Valentina Gómez-Bahamón, Field Museum Bird feathers have many different functions. Softer down keeps a bird warm and stiffer wing feathers are used for flight.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results