权威例句
FREE LOADINGFREE LOADINGFREE LOADINGFree food or earned food? A review and fuzzy model of contrafreeloading ☆The free food (contrafreeloading) phenomenon: A review and analysisPreference for bar pressing over "freeloading"as a function of number of rewarded pressesPreference for bar pressing to obtain reward over freeloading in rats and children.RED JUNGLE FOWL HAVE MORE CONTRAFREELOADING THAN WHITE LEGHORN LAYERS: EFFECT OF FOOD DEPRIVATION AND CONSEQUENCESFORDomestication and stress effects on contrafreeloading and spatial learning performance in red jungle fowl (Gallus gallus) and White ...Contrafreeloading in Starlings: Testing the Information Hypothesis
