THE ANIMAL FILES

Andean condor

Vultur gryphus

A huge bird can travel on rising air.

The Andean condor’s flight is dominated by soaring rather than constant flapping. Open landscapes help it search for carrion, while high roosts provide launch points. Watching where the air and landscape offer help explains more than simply admiring the span of its wings.[1]

Follow the evidence ↓
Andean condor
Image: Martin St-Amant (S23678) · Commons · CC BY-SA 3.0
Flight
Extensive soaring on rising air[1]
Food
Mostly carrion[1]
Setting
Open mountainous and other open landscapes[1]

Getting lift without constant flapping

After gaining height, condors can spend long periods gliding and using rising air. Take-off requires a different amount of effort from established soaring. A bird with still wings is therefore not necessarily resting or falling. Interpreting flight means considering air movement and the stage of the journey.[1]

A landscape that can be searched

The source emphasizes open areas where carcasses can be seen from above, together with cliffs used for roosting. Feeding areas and resting places need not be identical.[1]

Scavenging has its own search problems

Condors locate carrion visually and may also follow other scavengers. Their large bills help them access food in carcasses. Being a scavenger does not mean food arrives without effort: finding scattered resources, reaching them and competing at a carcass remain parts of the feeding process.[1]

A COMMON MIX-UP

Is every large bird’s flight powered by continuous wingbeats?

No. Condors rely heavily on soaring. Wing posture only makes sense alongside the air that supports the bird.[1]

TRY A LITTLE REASONING

Why can a high resting cliff also matter for the next feeding trip?

Reveal the explanation

A high launch point can reduce the effort needed to begin soaring. Resting location can therefore shape access to a wider feeding landscape.[1]

Sources & editorial notes

Adapted and translated from the cited Wikipedia revisions, with source-linked reasoning. Image credit and licence are listed separately above.

Adapted and translated from Wikipedia contributors; exact revisions are linked below. CC BY-SA 4.0

  1. Wikipedia contributors — Vultur gryphus (adapted and translated; exact revision)
  2. NCBI Taxonomy — Vultur gryphus (identity and game lineage)

Last fact check:

One discovery leads to another

Black vultureA soaring scavenger can find a meal by watching another scavenger.Coragyps atratus ↗Turkey vultureA smell rising from under leaves can guide a bird above the canopy.Cathartes aura ↗Golden eagleGolden at the nape, variable through youth.Aquila chrysaetos ↗