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Natural Resource and Environment
8
Science
8
ACER
3
BEHAVIOR
3
CASTOR
3
FORAGING
3
General Ecology
3
HISTORY
3
INVERTEBRATES
3
LIFE
3
MAMMALS
3
MOLLUSCS
3
POPULUS
3
SPECIES
3
VERTEBRATES
3
AQUATIC
2
BEAVER
2
BIOLOGY
2
CHI-SQUARE
2
FRAXINUS
2
HELISOMA
2
Invertebrates
2
OPTIMAL
2
PROTOZOANS
2
SIZE
2
SNAILS
2
TREE
2
ABIES
1
AMPHIPODS
1
Aquatic Plants
1
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