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Speciation & Nat Selection 1

Use your notes on INB 50 & 51
Across
Birds that developed plumage to attract females on the side of the island with much fruit
Birds that developed elaborate tails and mating systems
Process of more species splitting from an original species
Total number of different species that live on earth
Type of evolution that involves short term changes in a species
Isolation caused by differences in mating systems
Process when two or more species evolve in response to changes in each other (acacia plants and ants)
Evolution that evolves in different directions in different environments (e.g.red fox and kit fox coats and ears)
Permanent loss of a species from earth
Group of populations that can interbreed and produce fertile offspring
Birds in video that had harsh conditions and no evolution
Isolation involving a difference in timing for reproduction (ex. spring mating vs fall mating)
Down
Where the birds from the mainland were blown to by a storm
Isolation where populations can no longer mate successfully with one another
Isolation formed by physical barriers such as islands, mountains, valleys
Where the original birds in the video came from
Evolution towards similar characteristics in unrelated species
Speciation happens when separation in ___ occurs