These are the most frequently used words in this book.
against
among
animals
another
ants
bees
beings
better
between
body
case
cells
chimpanzees
colony
come
common
cooperation
day
different
dilemma
division
does
even
example
exchange
far
female
find
first
food
forest
form
game
genes
get
give
good
government
group
human
hunters
hunting
individuals
interest
know
labour
large
less
life
little
live
long
makes
male
man
may
meat
men
monkeys
must
nature
need
new
now
origins
others
own
part
people
point
prisoners
rather
reason
reciprocity
right
seems
selfish
share
sharing
social
society
something
species
still
strategy
take
theory
thing
time
together
trade
tribe
two
virtue
without
work
workers
world
years
yet