Change in populations Fiona g

Change in populations occurs to help aid in their survival.

Flus, viruses, and bacteria are known to change in order to spread more efficiently. This is why certain strains come about. Every year the flu virus changes slightly to get into your system and grow and survive.

Another examle would be the similar traits we share with animals who had the same common ancestor. This chart shows the feet of several different animals, and notice how close they resemble ours.

A projected estimation of the evolution of whales.
As trees and other plants grew taller, the giraffe's neck had to grow longer.

This diagram shows how certain reptiles may have grown and diveleded through evolution to protect themselves, producing our common day turtle.

Mammoths and elephants both had similar ancestors, and it is believed that the present day elephant is derived from the mammoth.

The different sized beaks of the finches shows the different environments that they were in and how they had to adapt to survive.

Most plants had a common ancestor, especially ones that are moss-like in nature, and have certain leaf structures

A different list of sizes and structures show the different environments that they were in, and what they needed to survive. Wider leaves show a greater need for more sunlight, smaller indicate less of a need.

Credits:

Created with images by Unsplash - "glacier ice snow"

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