What he had
of charge
in thought about wh
By this time, Darwin
time. The processor
however wanted to
years, he consulted
mation. Based on
or animals that are
that were different
arwin hypothesized
and become bett
to know
sulted with
sed on his
hat arrived
ory of evolution
at explains a wide
lected, Darwin
ads had changed
FIGURE 4
Artificial Selection
The pigeons that Darwin bred were all
descended from the rock dove (left), Pigeons can
be bred for characteristics such as color, beak
shape, wingspan, and feather patterns.
Describe if you were to breed an animal,
what would it be and what traits would you
want it to have?
stion Darwin studied the offspring
animals that were produced by
in an effort to understand how
occur. In artificial selection, only
ith a desired characteristic, such as
Darwin himself had bred pigeons
shaped tails. By repeatedly allowing
ons with many tail feathers to mate,
oduced pigeons with two or three times
umber of tail feathers. Darwin thought
cess similar to artificial selection might
nature. But he wondered what natural
Artificial Selection
of domesticated animals
artificial selection in an effe
solution might occur in
the organisms with a desire
color are bred. Darwin
with large, fan-shaped tails
only those pigeons with me
Darwin produced pigeons
the usual number of tail
that a process similar to
happen in nature. But
process selected certain traits.
Do the Quick Lab
How to do this