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AERIAL PHOTOGRAPHS
AIRCRAFT
6
ANTARCTICA
BREEDING PRODUCTIVITY
6
CAMERAS
6
COLONIES
6
CONTINENT >
6
GEOGRAPHIC REGION >
6
OCEAN >
6
PENGUINS
POLAR
6
SOUTHERN OCEAN
6
biota
oceans
6
AMD
4
AMD/AU
4
ANIMALS/VERTEBRATES
4
BIOLOGICAL CLASSIFICATION
4
BIOSPHERIC INDICATORS
4
BIRDS
4
CEOS
4
CLIMATE INDICATORS
4
EARTH SCIENCE
4
HELICOPTER
3
ANIMALS/VERTEBRATES >
2
BIOLOGICAL CLASSIFICATION >
2
BIOSPHERIC INDICATORS >
2
BIRDS >
2
CLIMATE INDICATORS >
2
EARTH SCIENCE >
2
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