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What is the biggest bird in the world?

It is true that in the world, there are animals impressive for their abilities, but also their large dimensions. Do you think that all birds must be small in order to fly?

Have you ever wondered which is the world’s greatest living bird? Alternatively, which is the greatest bird that has ever existed in history? Then read on, you cannot miss this article from WildAnimals.

What is the biggest flying bird in the world?

How long do you think a bird has to be to cross the sky? It is true that airplanes exist and that their dimensions do not prevent them from flying, but when it comes to animals, nowadays the size is smaller.


The world’s most giant flying bird is nothing less than the albatross, also called snowy albatross, white-winged albatross or goonie (Diomedea exulans), with the wings extended, it measures 3.5 meters from one wing to the other and is 1.5 meters high. The albatross is a marine life animal that can be found in southern and tropical temperatures as well as the Antarctic. Unfortunately, this bird is in danger of extinction.

Andean Condor

The next largest bird is the Andean condor (Vultur gryphus). This large bird lives on the summits of South America but more precisely in the Andes Mountains. This animal with open wings can measure up to 3 meters and weighs about 15 kilos. It is also in danger of extinction due to the loss of its habitat.

What is the world’s heaviest flying bird?

Now that we have told you which birds are the largest, you should know about the world’s heaviest bird. It is the Great Bustard (Otis tarda), an omnivorous species that live in Europe, Africa, and Asia. Its wing to wing size reaches and in some cases exceeds 2.5 meters, and it can weigh up to 18 kilos. It likes to live in steppes and respecting its diet of legumes, herbs, grains, bird chicks, and frogs.

What is the biggest bird in the world?

We have mentioned the albatross, the condor of the Andes and the bustard as the largest and heaviest birds in the world, but only among flying birds. Now, have you ever wondered which is the largest non-flying bird? Let us discover it!


It is all about the ostrich! The ostrich (Struthio camelus) is the largest flying bird on earth, measuring relatively between 3 and 6 meters high and weighing an incredible 165 kilos! Can you imagine seeing it trying to fly? The ostrich’s wings are so small that it prevents them from rising into the air. However, the ostrich is not only the world’s largest and heaviest bird, but it is also the fastest, and although it is not capable of flying, it can run up to 90 kilometers per hour.

Greater Rhea

The second-largest non-flying bird is the Greater Rhea (Rhea americana). It is a bird that looks very much like an ostrich and lives in South America, and it is also a runner and lives in the plains. It measures 1.5 meters and weighs about 35 kilos.

What was the biggest bird in history?

We have talked about all the birds that are alive today, but what about the birds that inhabited planet Earth millions of years ago? The reality is that, before the appearance of humans, the world was replete with giant beings and birds were not excluded from this.

Today, it is known that the largest bird in the world that existed was the Pelagornis sandersi and its remains were found in Argentina. According to what they say, from one wing to another average 7, 5 meters and, although it was enormous, it was capable of flying. The fossil remains of this bird were discovered in 1983, and studies indicated that it flew over the skies 25 million years ago. The fossil of this magnificent bird is found in a museum in Argentina.

The other large bird that appears in the history of the planet by its weight was the Vorombe titan, a species endemic to Madagascar that belonged to the group of so-called elephant birds. The fossils of this species come from the Quartan era. It is estimated that these specimens exceeded 600 kilos and was unable to fly.

What is the biggest flying animal in history?

We have said that the largest bird in history was the Pelagornis sandersi, but was it the largest flying animal? No! During the Upper Cretaceous, there was a flying reptile that averaged 12 to 16 meters in length, is the largest animal that has ever explored the sky. It is the Hatzegopteryx thambema and was discovered in Transylvania in 2002.

What are the biggest birds in the world? – Here is a list:

To summarize, below is a list of the world’s largest birds regardless of whether or not they can fly and their corresponding size. We must clarify that the size of a bird should be measured with the wings extended and tip to tip and in the case of non-flying birds, its height is measured.

  • Ostrich: up to 3 m high
  • Andean Condor: up to 3.3 m wingspan
  • Great Bustard: up to 2.7 m wingspan
  • Common rhea: up to 1.5 m high

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