smelling nonhuman 56 Animals 50 article 48 controlled study 46 odor 42 animal 38 physiology 38 animal experiment 30 Odors 28 Smell 26 Hexapoda 22 Olfactory Perception 22 honeybee 20 reward 20 Bees 18 priority journal 18 animal tissue 16 learning 16 memory consolidation 16 bee 14 conditioning 14 female 14 nerve cell plasticity 14 state dependent learning 14 taste 14 Female 12 Time Factors 12 animal behavior 12 long term memory 12