This means that the condor doesn’t have to generate nearly as much lift as a reindeer would. The condor’s complex arrangement of skeleton, wings, and feathers allows it to stay aloft for hours at a ...

A reindeer’s tapetum uses the same structure that makes the peacock’s iridescent feathers, the Morpho butterfly’s brilliant blue wings and the opal gem’s flashes of colour. This is called ...

This means that the condor doesn't have to generate nearly as much lift as a reindeer would. The condor's complex arrangement of skeleton, wings, and feathers allow it to stay aloft for hours at a ...