The Andean condor is the world's heaviest soaring bird and can weigh up to 15kg The world's heaviest soaring bird flaps its wings just 1% of the time during flight, researchers have found.

This magnificent bird, also known as the giant condor or Andean condor, excels in energy conservation. It soars using rising air currents to cover vast distances in search of food without the need ...

The Andean condor is considered threatened but is in far better shape than its California cousin. Reintroduction programs are working to grow populations of these South American birds.