Why is the “secretary bird” named like that?

Have you ever wondered why the secretary bird has its name? This unique bird of prey is endemic to Africa and has a striking appearance that combines an eagle-like body with long crane-like legs and a crest of black feathers on its head. But what does this have to do with secretaries?

At about 1.3 m tall and almost as long as it is tall, the secretary bird (Sagittarius snakearius), also known as the snake-eating kite, is a unique bird of prey that lives in sub-Saharan Africa. It is the only member of the family Sagittariidae and is primarily terrestrial, hunting on the ground with its long legs and strong feet.

It can trample prey to death with its long legs, especially snakes. It has a distinctive appearance with a red-orange face, gray fur, black crest and two long tail feathers.

Vì sao diều ăn rắn thường được gọi là 'chim thư ký'?- Ảnh 1.
This bird is endemic to Africa, often occurring in sparse grasslands and savannas in the sub-Saharan region. It can be easily recognized by its large body, somewhat similar to an eagle or falcon. The average secretary bird is about 1.3m tall, weighs 3.3kg, is about 112cm to 150cm long and has a wingspan from 191cm to 225cm. Because of that characteristic, it is larger in size than any daytime bird of prey.

There are several theories as to why this bird is called the secretary bird, but none of them are convincing. In 1769, Dutch naturalist Arnout Vosmaer described the secretary bird based on a live specimen received in the Netherlands from the Cape of Good Hope, sent two years before by an official of the Dutch East India Company. .

Vosmaer claims that Dutch settlers called the species “centaur” because its gait was said to resemble that of an archer. Additionally, he noted that farmers domesticated this bird to control pests around their homes, calling it the secretary. Vosmaer suggests that “secretary” may be a misspelling of “centaur.”

Vì sao diều ăn rắn thường được gọi là 'chim thư ký'?- Ảnh 2.
Although it has an elegant and somewhat “feminine” appearance, it is actually a notorious assassin. It hunts by walking around looking for prey in the grassland and when needed, it can still accelerate and run to catch prey. The main food of the secretary bird is small mammals, reptiles, birds and insects. And as its name suggests, it cannot say no to snakes, even poisonous snakes are not its opponents.

In 1780, Comte de Buffon suggested the name referred to the black feathers on the back of the head, reminiscent of the feathers that ancient scribes used to place behind the ears. At the same time, the gray and black plumage of this bird is reminiscent of the tailcoats worn by secretaries.

In 2018, Ian Glenn from the University of the Free State proposed a different view, arguing that the “centaurs” mentioned by Vosmaer were more likely “secretaries” who misheard or mistranslated, not vice versa. Others support this idea and suggest that farmers domesticated these birds with the aim of training them to protect crops – and act as agricultural assistants.

Vì sao diều ăn rắn thường được gọi là 'chim thư ký'?- Ảnh 3.
Secretary birds can mate at any time of the year, depending on the amount of food available at that time. The way this species flirts with its partner is very simple, male and female birds will spread their wings and chase each other across the grassland.

Another theory is that the name comes from the Arabic word “saqr-et-tair”, which means “semi-desert falcon” or “flying falcon”. The word was mispronounced by the French as “secretary” and was later adopted by other languages.

However, Glenn refuted this etymology by arguing that there is no evidence that the name was transmitted through French, instead he supported Buffon’s proposed origin, asserting that the term originated derived from the Dutch word “secretaris”, used by settlers in South Africa.

Vì sao diều ăn rắn thường được gọi là 'chim thư ký'?- Ảnh 4.
The secretary bird is one of the birds with the strongest kicks in the animal world. Its kick has a “light” force of about 195 Newtons, 5-6 times stronger than its body weight. It strikes so quickly that the entire action happens within one-tenth of the blink of our eye.

So, the secretary bird is actually most likely called that because it looks or acts like a secretary. But this is not the only interesting fact about this amazing bird.

In fact, the Secretary Bird, also known as the Snake Eating Kite, is a bird belonging to the Sagittariidae family. They can kick with a force five times their body weight and have scales on their legs to protect them from snake bites. They can mate at any time of the year and build large nests in acacia trees, where they lay two or three eggs each summer. It has a wingspan of 2 meters and can fly, but they often prefer to walk, traveling up to 30 km per day.

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Finally, there’s a not-so-funny fact about this remarkable bird: it is classified by the IUCN as endangered due to habitat loss and human persecution. That’s really sad because, whatever the true origin of the name, the secretary bird is still a fascinating creature worthy of our attention and conservation.

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