1， experimental animal breeding: experimental animal breeding research experimental animal genetic improvement and genetic control， and wild animals and livestock of experimental 2， experimental animal medicine: experimental animal medicine specialized experimental animal diseases diagnosis， treatment， prevention and it how in biomedical application 3 and comparative medical: comparative study of all animals， including man the similarities and differences between the basic life 4， experimental animal ecology: experimental animal living environment and conditions， such as animals houses， animal facilities， ventilation， temperature， humidity， light and noise， cage with， feed， water and various mat 5， animal experiment technology: the study of animal experiments various operating technology and experimental methods， including experimental animal raising management technology and itself of various monitoring technology，
