Germicide, a substance or agent that kills microorganisms. A disinfectant is a type of germicide that kills germs that cause disease. An antiseptic is sometimes considered a germicide but actually is not because it merely prevents or slows the growth of microorganisms.
What? You've never heard of a narwhal? Well, it's a cold-water-dwelling, deep-diving, vocalizing, halibut-munching wonder with its very own ivory crown. Did we mention its crazy tusk?
The skua is a seabird of Arctic and Antarctic regions. The skua (also called great skua)is nearly two feet (60 cm) long.