These are the most frequently used words in this book.
adaptations
adaptive
ago
alarm
alliances
altruism
ancestors
ancestral
animals
another
behaviour
beliefs
benefit
between
biology
called
capacity
care
chances
child
children
cognitive
complex
computer
design
designed
differences
different
environment
even
evolution
evolutionary
evolved
example
eyes
fact
false
favour
first
food
genes
genetic
get
good
groups
hand
help
however
human
idea
important
information
kind
language
living
look
man
mate
may
mechanism
men
mental
mind
modules
must
mutation
natural
offspring
organism
parents
people
predators
preferences
problem
processes
program
provide
psychologists
psychology
resources
science
selection
sex
should
social
species
strategy
survival
take
test
theory
things
time
two
use
view
want
women
words
years