What is the difference between flying dragon and bird?

 

What is the difference between flying dragon and bird?


The key difference between flying lizard and bird is that the flying lizard or dragon is a reptile while the birds are aves. 

The flying lizards are ectothermic while the birds are endothermic. 

Also, the flying lizards have a three-chambered heart but the birds have a four-chambered heart.


Also read:

What are flying lizards?

Characteristics of flying dragon


Reptiles do have teeths while birds are toothless. 

Moreover, forelimbs of birds are modified to wings while they are not modified to wings in flying lizards.

There are scales without any feathers throughout the flying lizard’s body while feathers and scales cover the bird’s body.

Even if both can fly in the air, but the flying lizard is not flying, it is just gliding in the air. 

This is a major difference between flying lizard and bird.



There are about 8000 species belong to the reptile group while there are about 10000 species of birds.

Reference:

1.“Bird.” Wikipedia, Wikimedia Foundation, 16 July 2018. Available here 
2.“Draco (Genus).” Wikipedia, Wikimedia Foundation, 15 July 2018. 
Available here

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