anatomist
animal physiologist
anthropologist
bacteriologist
biochemist
biologist
biometrist
biophysicist
botanist
conchologist
cytologist
ecologist
entomologist
ethologist
geneticist
helminthologist
herpetologist
ichthyologist
malacologist
mammalogist
natural scientist
naturalist
ophiologist
ornithologist
physiologist
protozoologist
taxidermist
zoo-ecologist
zoographer
zoonomist
zoopathologist
zoophysicist
zootaxonomist
life scientist
Frisch
Goodall
Kinsey
Lorenz
Tinbergen
alfred charles kinsey
birdwatcher
bug-hunter
bugologist
jane goodall
karl von frisch
konrad lorenz
konrad zacharias lorenz
nikolaas tinbergen
anthropologists
astrologer
astronomer
ethnologist
geographer
geologist
geologists
mechanician
meteorologist
microbiologist
mineralogist
paleontologist
philologists
sociologist
statistician
Scientologist
anesthesiologist
apologist
endocrinologist
gynecologist
ideologist
musicologist
neurologist
pathologist
psychologist
rheumatologist
seismologist
urologist