Their tough skin is covered with dermal teeth ( again with Holocephali as an exception as the teeth are lost in adults, only kept on the clasping organ seen on the front of the male's head ), also called placoid scales or dermal denticles, making it feel like sandpaper.

Their long legs and curved canine teeth are adapted for hunting small mammals, birds, and reptiles, and their large feet and fused leg bones give them a physique well-suited for long-distance running, capable of maintaining speeds of for extended periods of time.

Their strong teeth allow them to eat and to bite in order to escape a struggle.

Their dermal teeth give them hydrodynamic advantages as they reduce turbulence when swimming.

Their industry brought about many inventions like Babbitt metal, the rotary harrow, the circular saw, the clothespin, the Shaker peg, the flat broom, the wheel-driven washing machine, a machine for setting teeth in textile cards, a threshing machine, metal pens, a new type of fire engine, a machine for matching boards, numerous innovations in waterworks, planing machinery, a hernia truss, silk reeling machinery, small looms for weaving palm leaf, machines for processing broom corn, ball-and-socket tilters for chair legs, and a number of other useful inventions.

Their teeth are spade-shaped, whereas dolphins have conical teeth.

Their mouths contain a single row of sharp teeth.

Their meat is said to be of excellent quality, like that of a wild boar ; unlike those of the common hippo, the pygmy hippo's teeth have no value.

Their teeth also indicate their age at death and what type of food they ate throughout their lifetime.

Their spines and teeth are now made of metal.

Their teeth need to be worn down, as they grow continuously and can prevent them from eating if they become overgrown.

Their teeth are variously suited to being able to grab bits of skin with the scales attached, and such bits of skin and scale formed major components of the stomach contents.

Their milk teeth start to erupt at about 2 – 3 weeks after birth, and are slowly replaced by permanent dentition from 8. 5 – 9. 5 weeks of age onwards.

Their teeth have a somewhat simplified structure, but their dental formula is similar to that of other marsupials:

Their teeth are small, pectinate or setiform in several series on the jaws and the vomer.

Their eyes open after 9 – 10 days, with the teeth erupting after 14 – 16 days.

Their upper canine teeth and incisors are missing, and are replaced with a hard, horny pad that the lower teeth grind against to cut grass or other foliage.

Their teeth were fully differentiated, the braincase bulged at the back of the head, and many of them walked in an upright manner.

Their dental formula is totalling 42 to 44 teeth ; this dentition is closer to that of equids, which may differ by one less canine, than their other perissodactyl relatives, rhinoceroses.

Their teeth are similar to those of Old World porcupines, with the dental formula

Their rostral sawteeth lack prominent transverse ridges on the basal ledges, and the large teeth are not posteriorly serrated.

Their conversations were, almost invariably, accompanied by the same gestures -- arms and pointed forefingers darting toward each other in arclike semicircular motions.

Their heads were in the air sniffing.

Their writings assume more than dramatic or patriotic interest because of their conviction that the struggle in which they were involved was neither selfish nor parochial but, rather, as Washington in his last wartime circular reminded his fellow countrymen, that `` with our fate will the destiny of unborn millions be involved ''.

Their President, Jefferson Davis, interpreted their Constitution to mean that it `` admits of no coerced association '', but this remained so doubtful that `` there were frequent demands that the right to secede be put into the Constitution ''.

Their books found no less willing readers outside than inside the South, even while memories of the war were still sharp.

Their ham butts, cured in oak-log smoke, were also esteemed when roasted or boiled, and served with this original sauce:

Their two boys were `` well adjusted '' and, like their parents, always did the right thing at the right time and damn the consequences.

Their old errors of judgment were equated, in the curious logic of the time, with present treasonous intent.

Their props were two stepladders, a chair and a palm fan.

Their cars weren't small enough, they didn't have the power, they were old-fashioned.

Their meditations were approaching a violent cusp that would shape Martian art for many millennia.

Their skins were exposed to harmful ultraviolet rays that had previously been absorbed by the water.

Their raids throughout the three parts of Gaul were traumatic: Gregory of Tours ( died ca 594 ) mentions their destructive force at the time of Valerian and Gallienus ( 253 – 260 ), when the Alemanni assembled under their " king ", whom he calls Chrocus, who " by the advice, it is said, of his wicked mother, and overran the whole of the Gauls, and destroyed from their foundations all the temples which had been built in ancient times.

Their most famous battle against Rome took place in Argentoratum ( Strasbourg ), in 357, where they were defeated by Julian, later Emperor of Rome, and their king Chnodomarius was taken prisoner to Rome.

Their territories were small and mostly strung along the Rhine ( although a few were in the hinterland ).

Their children were born at various places throughout the Roman Empire and Agrippina acquired a well-deserved reputation for successful childbearing.

Their houses, scattered throughout Lombardy and Venetia, were united into a congregation by St Pius V, under the Rule of St Augustine with a mother-house, residence of the prioress general, at Pavia.

Their aunt tried to teach the girls how to run a household, but their minds were more inclined to literature.

Their return was blocked, and they resolved to march on Athens, where the Long Walls were not yet completed, winning a victory at the Battle of Tanagra.

Their answers to the problem were similar, with the United States developing the M56 Scorpion and the Soviet Union developing the ASU-57, both essentially air-droppable light anti-tank guns.

Their turretless construction bears similarity to later tank destroyers and they were used as an anti-tank component of the reconnaissance units.

Their best finish of this period was under the management of Englishman Jesse Carver, when in 1954 – 55 they finished as runners-up, after Udinese who originally finished second were relegated for corruption.

Their duties at first were simply ministerial.

Their offices were compatible with other offices, i. e. they can hold two benefices or offices at one and the same time, some conferred by the Cardinal Vice-Chancellor, others by the Holy Father.