Powerpoint from Day 1

Report
Evolution = changes in the morphology or behavior of
species over time
Macroevolution = irreversible large scale
changes (e.g. speciation and extinction)
that occur over thousands of generations
Microevolution = reversible small scale changes
within populations
1
2
3
Theatrum Insectorum (1634)
1st British insect book to include moths
4
1766
First careful description of
Biston betularia
5
6
1840 Distribution Map
7
Manchester
London
1848 - Manchester, UK
8
(1858-1911)
9
By 1860
10
By 1870
11
By 1880
12
By 1890
13
By 1900
14
By 1910
15
By 1920
16
By 1930
17
By 1940
18
By 1950
19
Glasgow
Manchester
Frequency map of
Biston betularia
London
20
1820
1852
21
1843
1950s
22
23
24

similar documents