The answer is a little from the evolutionary process It consists of.
What happened to birds with teeth that have these characteristics? disappeared?
Beaks are the product of millions of years of evolutionary process.

ancestors of birds, goes back to dinosaurs And we know that some dinosaurs had toothed mouth structures. However, over time, during the evolutionary journey of birds, the mouth structure was replaced by a more functional structure, namely the beaks.
This transformation is actually in the struggle for survival It offers them great benefits. Because beaks formed a structure that better suits the feeding habits and living spaces of birds.
Birds don’t just use their beaks to gather food.

Beaks are like multi-purpose tools. Think about it; A parrot can use its beak as both a nutcracker and a nut cracker. clinging to branches can use for.
They can peel a delicious fruit or show affection through their beak while communicating with each other. In addition, beaks are used when laying eggs or while building the nest It works too. In other words, beaks are multi-function organs that play a crucial role in a bird’s survival.
What are the benefits of giving up teeth?

Birds have beaks instead of toothed mouths, in terms of weight It also provides an advantage. Flying is an activity that requires a lot of energy, and because a bird is light, it uses less energy. Teeth require heavy and constant care. Beaks, on the other hand, are lightweight and more practical to use.
However, scientists are a bit hesitant about this. This is not scientific a narrative perspective There are thoughts that it is. Because birds used to have teeth and could fly.
So what is the reason for this tooth loss? Another theory is during the incubation period appears before us. When looking at the growth time of dinosaur teeth, we see a period of 3 to 6 months. The reason for this long period is that 60 percent tooth development.
In other words, the embryo is inside the egg until the teeth emerge. have to wait And this is a problem for both parents and protection. In short, with the acceleration of embryonic development and evolutionary pressure, the teeth disappear and the incubation periods become shorter.
In the bird world, the diversity of beaks is almost a piece of natural art.

The beak of each species is environment and eating habits It has been specially developed for For example, the thin, long beaks of hummingbirds are ideal for reaching nectar deep in flowers.
On the other hand, the curved and sharp beaks of birds of prey such as a hawk or eagle, can easily tear their prey apart It has a structure.
Maybe “Why?” You didn’t ask, but the next time you see a bird you’ll have more information about its beak structure.
Sources: LiveScience, Forbes, Bird Buddy, Audubon
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