- Zoology 42
- Freshwater & Marine Ecology 19
- Animal Systematics/Taxonomy/Biogeography 10
- Environment, general 9
- Nature Conservation 9
- Veterinary Medicine/Veterinary Science 8
- Transgenics 7
- Life Sciences, general 6
- Animal Physiology 5
- Microbiology 5
- Animal Anatomy / Morphology / Histology 4
- Biochemistry, general 4
- Cell Biology 4
- Ecology 4
- Human Genetics 4
- Medical Microbiology 4
- Plant Sciences 4
- Animal Biochemistry 3
- Animal Ecology 3
- Evolutionary Biology 3