1 Pharmaceutical microbiology: The study of microorganisms that are related to the production of antibiotics, enzymes, vitamins,vaccines, and other pharmaceutical products and that cause pharmaceutical contamination and spoil. This field can be further classified into the following: 2  Plant microbiology and Plant pathology: The study of the interactions between microorganisms and plants and plant pathogens. 3  Soil microbiology: The study of those microorganisms that are found in soil.
According to National Geographic, the average lifespan for a giraffe in the wild is 25 years. Giraffes have been known to live longer when in captivity in zoos.
They have a body length between 3.8 and 4.7 m (9.75 - 15 ft), a tail length between 78 and 100 cms (31 - 39 inches), a shoulder height between 4 and 4.7 m (13.1 - 15.4 ft) and they weigh between 0.6 and 1.9 tonnes (0.5 - 2 tons). Giraffes have long legs, a sloping back and an extremely long neck.