Table 4.

The biological fields assigned to papers based on the subject of the thermography research. A description of the research subjects of papers in each field is also provided.

biological field	thermography research subjects
agricultural animals	animals used in agricultural practice, such as cows, goats, sheep and pigs
birds and poultry	birds and poultry, includes chickens, turkeys and their eggs
earth and soil	ground, rock or soil when measured within biological studies
humans/medical	humans, including sports science, medical and psychological studies
insects	any insects
mammals	mammals, excluding humans and agricultural animals
plants	any plants, including crop science
reptiles and amphibians	any reptiles and amphibians
other	any subject not covered in the above biological fields