The adaptation of birds wings
Published on Oct 26, 2017
The adaptation of birds wings
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PRESENTATION OUTLINE
The birds who can fly can build their nests in the trees to avoid predators and reproduce with more success.
Photo by blmiers2
The species with similar traits are the dinosaurs and the adaptation originated with them.
Photo by blmiers2
Scientists believe the origin of birds lies with dinosaurs.
Photo by Thomas Hawk
Bats and fish have homologous structures with Birds. Such as spinal structures and certain organ systems.
Photo by Bladeflyer
O- The ones that couldn’t fly could not escape ground predators.
Overproduction
Photo by Luz Adriana Villa A.
A- The birds with the genetic mutation of longer wings or a stronger respiratory system would survive.
Adaptation
Photo by Darius K
D- The ones with longer wings and more effective respiratory systems would take over the population.
Descent with Modification
Photo by jev55
https://youtu.be/3USAC-Ky25s
The younger birds show evidence of once having a thing called "protowings" this means that their wings can not be used properly yet. Through this early seemingly pointless observation we can see that birds used to be used for gliding.
https://youtu.be/3USAC-Ky25s
Example of embryology as proof.
https://youtu.be/3USAC-Ky25s
Example of embryology as proof.
Photo by Rodion Kutsaev
