These are the most frequently used words in this book.
1978
1979
1980
1981
1982
1983
acids
advantage
al
although
among
ants
appear
beattie
behavior
benefit
bodies
case
chapter
colony
data
defense
dispersal
domatia
effects
elaiosomes
especially
et
even
example
extrafloral
few
first
flowers
food
foraging
forests
form
found
groups
growth
habitats
herbivores
high
homopterans
honeydew
however
individuals
insects
interactions
janzen
kinds
large
larvae
leaf
leaves
lipids
may
mutualisms
nectar
nectaries
nest
number
nutrients
often
part
per
plant
pollen
predators
presence
present
prey
protection
provide
response
result
rewards
seedlings
seeds
selection
services
several
showed
shown
sites
small
soils
species
structures
studies
table
tissues
traits
trees
two
variation
variety
wasps
workers