cold-blooded
Từ liên quan
callousruthlessheartlessdispassionatecruelectothermiccompassionatewarmheartedendothermicmercifulkindreptileamphibianfishsnakelizardcrocodilefrogturtletemperaturemetabolismthermoregulationenvironmenthabitatsunbaskinghibernationestivationphysiologybiologyzoologyspeciespredatorpreyhuntinginstinctemotionlesscalculatedmurderexecutioncrimesociopathmalicedetachmentstoicismindifferencebrutalityviolenceremorseconscienceempathypitymercybloodveinheartpulsechillfrosticewinterclimateadaptationsurvivalevolutionorganismhomeostasisenergycalorieoxygen