evolution - Kids, Britannica Kids
![evolution - Kids, Britannica Kids](https://cdn.britannica.com/09/208909-004-AE4D16B6.jpg)
Evolution is the theory that all the kinds of living things that exist today developed from earlier types. The differences between them resulted from changes that happened…
![](https://cdn.britannica.com/90/173990-004-8612CC9C.jpg)
mimicry - Students, Britannica Kids
![](https://cdn.britannica.com/85/143985-004-1663DA29.jpg)
Jean-Baptiste Lamarck - Students, Britannica Kids
![](https://cdn.britannica.com/49/199349-004-378DDFC1.jpg)
Richard Dawkins - Students, Britannica Kids
![](https://cdn.britannica.com/14/186614-004-C0E0FE03.jpg)
human migration - Students, Britannica Kids
![](https://cdn.britannica.com/69/91569-004-9D3A750F.jpg)
adaptation - Kids, Britannica Kids
![](https://cdn.britannica.com/92/392-004-32E989F5.jpg)
human evolution - Students, Britannica Kids
![](https://cdn.britannica.com/11/54911-004-A446EA92.jpg)
evolution - Students, Britannica Kids
![](https://cdn.britannica.com/81/64081-004-2594AD00.jpg)
human origins - Kids, Britannica Kids
![](https://cdn.britannica.com/50/136150-004-16E00D1B.jpg)
Quaternary - Students, Britannica Kids
![](https://cdn.britannica.com/03/55003-004-8A3FE66A.jpg)
evolution of the horse - Students, Britannica Kids
![](https://cdn.britannica.com/79/131679-004-5342B8F8.jpg)
Quaternary - Students, Britannica Kids
![](https://cdn.britannica.com/78/103778-004-A67721FB.jpg)
biological classification - Students, Britannica Kids