teeth facts Selected as the most interesting among nature related questions in Nature quiz What is narwhal 'horn' really made of?It is a canine tooth. Usually, males have a single long tusk, the canine on the left side of the upper jaw that projects through the lip and forms a left-handed helix. The tusk grows throughout life reaching length of 3 m (10 ft). In some rare cases, both canines grow equally long, forming two tusks. In the Middle Ages, narwhal tusks were sold as unicorn horns.Created by: Bettysea animals facts » How many sets of teeth do dogs get?Two. The average puppy has 28 deciduous (temporary or baby) teeth, which remain for only three to seven months. Adult dogs have 42-44 teeth.Created by: globalquiz.orgpets facts » Which animal has orange teeth?Nutria is easily recognizable due to its large orange teeth. Originally native to subtropical and temperate South America, it has since been introduced to North America, Europe, Asia, and Africa, primarily by fur ranchers.Created by: globalquiz.orgrodents facts » How many baby teeth do humans have?20. There are five baby teeth on each side of each jaw. Baby teeth are replaced by permanent teeth from age six to age twelve.Created by: globalquiz.organatomy facts » How many teeth do adults have?32. Humans usually have 32 permanent (adult) teeth. On each side of each jaw, we have 2 incisors, 1 canine, 2 premolars (also called bicuspids), and 3 molars. Third molars, called "wisdom teeth", may never erupt into the mouth or form at all. In some rare cases of hyperdontia, fourth and fifth molars may be formed.Created by: globalquiz.orghuman anatomy facts » Which of the following animals have the largest number of teeth?Dogs. Cats have 30 teeth, humans 32 and dogs 42-44.Created by: globalquiz.orgzoology facts » Play nature quiz and see all the questions.