Trends in Drug Use. About 22.6 million Americans or 8.9% of the population are current users. of illicit drugs, meaning they use at least once per month: â¢ 13.3 million employed Americans. â¢ 4.2 million dependent on illicit drugs. â¢ 15 million dependent on alcohol. Total economic cost = $193 billion.
The African elephant is the largest of the two species left in the world. They have extremely large ears and both the males and the females grow tusks. They can be more than 12 feet tall and weight about 14,000 pounds. There are some sub species out there that are smaller with a height of about 9 feet and weighing approximately 7,500 pounds.
There are two species of elephant. The Asian elephant and the African elephant live on separate continents and have many unique features. There are several subspecies that belong to one or the other of these two main species, though there is disagreement over just how many subspecies there are. Size. African elephants are the larger of the two species. They grow 8.2 to 13 feet (2.5 to 4 meters) from shoulder to toe and weigh 5,000 to 14,000 lbs. (2,268 to 6,350 kilograms), according to the National Geographic. Asian elephants can grow up to 6.6 to 9.8 feet (2 to 3 m) from shoulder to toe and weigh up to 2.25 to 5.5 tons (2,041 to 4,990 kg). Older elephants with larger tusks are becoming rarer due to their ivory.