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Hyperdontia is the condition of having supernumerary teeth, or teeth that appear in addition to the regular number of teeth (32 in the average adult).
There are small differences between the teeth of males and females, with male teeth along with the male jaw tending to be larger on average than female teeth and jaw. There are also differences in the internal dental tissue proportions, with male teeth consisting of proportionately more dentine while female teeth have proportionately more ...
The first, second, and third lower jaw teeth fit into spaces in the upper jaw. The extremely long mandibular symphysis extends to the 23rd or 24th tooth. The snout of adult gharials is 3.5 times longer than the width of the skull's base. [36] Because of this long snout the gharial is especially adapted to catching and eating fish. [4]
They have 18 “strong and erect” spines on the top of their head and “normal” mandibles with nine sharp, pointed teeth. Female specimens of S. cyanea have “long, slightly curved” and ...
The number of teeth and their function can vary widely between species, with some dolphins having over a hundred teeth in their jaws, while the narwhal has two functional teeth in its upper jaw which grow into long tusks in males. The tusk is used in feeding, navigation and mating and contains millions of sensory pathways, making it the most ...
Most of the teeth are larger in males, [25] and the canine teeth reach up to 4.5 cm (1.8 in) and 1 cm (0.39 in) long for males and females respectively. [22] Both sexes have 7–10 cm (2.8–3.9 in) long tails. [24] Male and female mandrills, showing size and color dimorphism
A later version of the Kujiki, an ancient Japanese historical text, writes the name of Amanozako, a monstrous female deity born from the god Susanoo's spat-out ferocity, with characters meaning tengu deity (天狗神). The book describes Amanozako as a raging creature capable of flight, with the body of a human, the head of a beast, a long nose ...
An African elephant in Tanzania, with visible tusks. Tusks are elongated, continuously growing front teeth that protrude well beyond the mouth of certain mammal species. They are most commonly canine teeth, as with narwhals, chevrotains, musk deer, water deer, muntjac, pigs, peccaries, hippopotamuses and walruses, or, in the case of elephants, elongated incisors.