| entomology(noun, form, study, science, field) |
| malacology(noun, form, study, science, field) |
| mammalogy(noun, form, study, science, field) |
| ornithology(noun, form, study, science, field) |
| acarology(noun, form, study, science, field) |
| aestivation(noun, form, study, science, field) |
| arachnology(noun, form, study, science, field) |
| estivation(noun, form, study, science, field) |
| parasitology(noun, form, study, science, field) |
| taxonomy(noun, form, study, treatment, science) |
| zoopathology(noun, form, study, science, field) |
| ichthyology(noun, form, study, science, field) |
| ethology(noun, form, study, science, field) |
| herpetology(noun, form, study, science, field) |
| natural scientist(noun, expression, form, study, science) |
| paleozoology(noun, form, study, science, field) |
| protective coloration(noun, expression, form, study, science) |
| protozoology(noun, study, treatment, science, knowledge) |
| venous blood system(noun, expression, form, study, science) |
| biological species(noun, expression, study, treatment, science) |