My Puzzles
Report bug
Collected Puzzles
User listed puzzles
Random Puzzle
Log In/Out


caleb greene

1                 2     3
5                                     6  
  7                                       8  
  9 10 11        
    12 13                                          
  14                           15   16    
18           19                  
          25 26     27       28

1.the study of the distribution of species
5.breeding members of a species for specific traits
7.a similar structure inherited from a common ancestor
13.the elimination of extremes when they lead to less fitness
14.newly formed traits that can not be traced to a common ancestor
18.scientist who made false theories that traits were acquired over time
20.the killing off of the majority of a pathogen leaving only immune pathogens making it more harmful as a whole
29.the change in sexual ratio due to competition and necessity
30.a species evolves into a new species while the ancestor is still present
31.one species evolving into many in response to many new habitats
32.a scientist that made many theories that are still believed to be true
33.a part of a population is separated from the rest sometimes making uncommon traits more common
2.the explanation of abrupt changes in a species
3.Evidence that supports the theory of evolution over millions of years
4.adaptations to a species that allow it to blend into its environment
6.populations produce more offspring than can survive
8.unrelated species living in different habitats that evolve into similarly
9.the theory that evolution proceeds in small steps
10.the elimination of average traits and the expression of both forms of extreme traits
11.a trait that can be traced to a common ancestor
12.differences in a population
15.the increase of an extreme form of a trait when it makes the organism more fit
16.a structure that was once used for something that may indicate a common ancestor
17.a physical barrier that divides a population and may eventually keep them from breeding
19.traits are passed on according to its contribution to the species survival
21.a similar structure not inherited from a common ancestor and derived independently from each other
22.co-writer with Charles Darwin of the book "On the Origin of Species by Means of Natural Selection"
23.The change of a species as a whole to adjust to its environment
24.two species evolving together in response to the other that may result in mutualism or parasitic dependency
25.a common ancestor among many different species
26.one species evolves to resemble another
27.a traits contribution to the following generation often measured in amount of offspring produced
28.reduced diversity in a population

Use the "Printable HTML" button to get a clean page, in either HTML or PDF, that you can use your browser's print button to print. This page won't have buttons or ads, just your puzzle. The PDF format allows the web site to know how large a printer page is, and the fonts are scaled to fill the page. The PDF takes awhile to generate. Don't panic!

Web armoredpenguin.com

Copyright information Privacy information Contact us Blog