It makes sense that you're confused, because alcoholism can be BOTH a habitual (psychological) and a chemical (physical) addiction.Some people become dependent on drinking, and like your housemate(s), need the alcohol every night. Psychological dependence is drinking in order to function normally and feel good.t makes sense that you're confused, because alcoholism can be BOTH a habitual (psychological) and a chemical (physical) addiction.
Though they are generally a healthy breed, Salukis can develop heart conditions such as cardiac tumors and cardiomyopathy; eye conditions such as cataracts; and cancers such as lymphoma and liver cancer. 1. Greyhounds. Known as the â45-mph couch potato,â the Greyhound is the fastest dog breed in the world. Its need for speed comes from a natural prey drive to pursue small game, and Greyhounds can achieve speed bursts of more than 40-mph.
Tweet. Tags: big cat, Big Cat Initiative, cause an uproar, cheetah, creature feature, infographic, run, speed, usain bolt, wildlife facts. The spectacle of a cheetah running at full speed is art; the anatomy and physique facilitating its speed and agility is genetic engineering at its best.ike Bolt, the cheetah is a sprinter â not a long distance runner â and can only attain high speeds in short bursts due to the tremendous drain on its energy resources.