short term memory Animals 42 Male 36 nonhuman 36 controlled study 34 long term memory 34 male 34 priority journal 32 Memory 30 animal experiment 30 article 30 Memory, Short-Term 24 learning 22 memory consolidation 22 Brachyura 20 animal 20 crab 20 physiology 20 Behavior, Animal 16 Memory, Long-Term 16 hippocampus 16 training 16 Hippocampus 14 Rats, Wistar 14 Time Factors 14 protein synthesis 14 rat 14 Neuronal Plasticity 12 Rats 12 memory 12