Charles Darwin
a. grew up in modest circumstances.
b. began to doubt the fixity of species during a voyage around the world in the 1830s.
c. received no formal education.
d. spent two years in Africa where he developed the theory of natural selection.
e. was a physician who studied natural history as a hobby.
Question 2
Mary Anning is credited with
a. the principle of uniformitarianism.
b. being the co discoverer of natural selection.
c. became known as one of the world's leading fossilists..
d. being married to Charles Darwin.
e. writing the book Principles of Geology.
Indicator and umbrella species.
Creede, Colorado, circa 1890, a rough silver mining town that grew from 660 people in 1889 to over 1
Psychoactive substances: (left) Psilocybin is obtained from a species of mushroom; (right) LSD is ...
Charles Horton Cooley
Direct Two Species Interactions
The first pioneer species arrived less than a decade after the eruption.