Zoology, botany, microbiology, ecology, entomology, principles of systematics, apiculture, research methods, insect resources, bacteriology, mycology, virology, oceanology, invertebrate zoology, evolution, social animals, plant anatomy, genetics, biometrics, bio-pesticides, ichthyology, limnology, river ecology, ornithology, plant conservation, animal behavior, ocean ecology, coevolution, soil microbiology, and biodiversity.