* Though not strictly speaking exposed, a bird's beak is primarily bone covered in a layer of keratin over a vascular layer containing blood vessels and nerve endings.

Though there was much argument in the past, it is now generally accepted that brochs were roofed, probably with a conical timber framed roof covered with a locally sourced thatch.

Though these are a lot like mudflows, overall they are slower moving and are covered with solid material carried along by flow from within.

Though gravure models may sometimes wear clothing that exposes most of their body, their nipples and genitals are generally covered and they seldom appear fully nude.

" Though well-received by both peers and critics, and attaining a few moderate pop and several major R & B hits while at Atlantic, Burke never broke through into the mainstream as did Sam Cooke or Otis Redding, who covered Burke's " Down in the Valley " for 1965's Otis Blue.

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Though the present archaeological site covered by mudbrick ruins is vast, the site of Samarra was only lightly occupied in ancient times, apart from the Chalcolithic Samarran Culture ( ca 5500 – 4800 BC ) identified at the rich site of Tell Sawwan, where evidence of irrigation — including flax — establishes the presence of a prosperous settled culture with a highly organized social structure.

Though there are areas covered with other soil types, these are of limited extent.

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Though the Domus Aurea complex covered parts of the slopes of the Palatine, Esquiline and Caelian hills, with a man-made lake in the marshy bottomlands, the estimated size of the Domus Aurea is an approximation, as much of it has not been excavated.

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Though they won a narrow majority, it fell short of the 40 per cent required, accelerating the fall of the Labour Government, in May 1979.

Though mentioned in the original Star Trek series episode " The Trouble With Tribbles ", the Klingon language first appeared on-screen in Star Trek: The Motion Picture ( 1979 ).

Though he voted with the Conservatives in a vote of confidence that brought down the Labour government on 28 March, Powell did not welcome the victory of Margaret Thatcher in the May 1979 election.

Though Jackie Chan's Rush Hour is often credited as popularizing the martial arts action film in the United States, Chuck Norris had been blending martial arts with cops and robbers since Good Guys Wear Black ( 1977 ) and A Force of One ( 1979 ).

Though Arkan was rearrested in the Netherlands on 24 October 1979, the few months he was free were enough for at least two more armed robberies in Sweden and three more in Holland.

Though the team never achieved a first-place finish, it won PCL pennants in 1971 and 1979, winning the playoffs both years.

Though it seems now that the critical response to Styron's next novel, Sophie's Choice ( 1979 ), could hardly match the reception sparked by the publication of The Confessions of Nat Turner ( a novel reflecting the turbulent decade in which it was born even as it seems to reinforce the social and political turmoil of that time ), Styron's decision to portray a non-Jewish victim of the Holocaust generated various debates of its own.

Though the band had previously overlooked disco, the summer of 1979 saw EWF topping the dance music charts with their most disco-inspired single " Boogie Wonderland ", which was produced by Maurice and Al McKay and featured The Emotions.

Though the previous Act was path-breaking, it ended up making TTD equivalent to smaller temples in the state and the TTD Act ( 1979 ) rectified this issue.

( http :// www. ciclops. org / view_event / 178 / Lightning_Flashing_in_Daylight ) Though three visiting spacecrafts – Pioneer 11 in 1979, Voyager 1 in 1980 and Voyager 2 in 1981, failed to provide any convincing evidence from optical observations, in July of 2012 the Cassini spacecraft detected visible lightning flashes, and electromagnetic sensors aboard the spacecraft detected signatures that are characteristic of lightning.

Though he retired in 1979, he continued to be active until his death.

Though the White Revolution contributed towards the economic and technological advancement of Iran, the failures of some of the land reform programs and the partial lack of democratic reforms, as well as severe antagonism towards the White Revolution from the clergy and landed elites, would ultimately contribute to the Shah's downfall and the Iranian Revolution in 1979.

Though the 1978 – 79 campaign was a disappointment, Aberdeen went on to win the league title in 1979 – 80 after closing a ten point deficit over Celtic with a late run that included two victories at Celtic Park.

Though the 1968 " Paris version " used by the Collegium Vocale Köln at the world première has been published ( as No. 24½ in Stockhausen's catalog ), the 1977 " Singcircle version " has been well documented in Rose and Emmerson 1979, and both versions have been performed throughout the world.

Though the 1975 film Moonrunners is the precursor to the 1979 – 1985 TV series The Dukes of Hazzard, from the same creator and with many identical settings and concepts, the popularity of Smokey and the Bandit and similar films helped get the Dukes series on air.

Though the two relationships function chiefly as a means of demonstrating Bogus Trumper's tendency to repeat his mistakes, Irving is often regarded for his strong, independent female characters, and Tulpen and Biggie can be seen as markers in the development of the strong women in his more popularly successful novels, particularly The World According to Garp ( 1979 ).

Though Richard never won a race in a Magnum, Petty's son, Kyle Petty drove one of his father's year old Dodge Magnums in his first race ( 1979 Daytona ARCA 200 ), and won!

Though the band had scored a hit — " Why Should the Father Bother " was the 16th-biggest Christian radio single of 1979 — Washes Whiter Than was not a big seller, thanks largely to distribution problems that left many copies of the record out of stores until demand for the product had subsided.

Though spoken recordings were popular in 33-1 / 3 vinyl record format for schools and libraries into the early 1970s, the beginning of the trade acceptance of this medium can be traced to the introduction of the audio cassette and, most importantly, to the prevalence of these cassette players as standard equipment ( rather than as options which older drivers did not choose ) in imported ( Japanese ) automobiles, which became very popular during the 1979 energy crisis.

Though identical except for the bell housing pattern used through the ' 60s and ending in 1979 the THM400 was mated to the Dana model 18, 20 and was the only transmission used with the Borg-Warner 1305 / 1339 all-wheel-drive transfer case used only in Jeeps, It has been known to adapt a THM400 to other engines using adapters.

Though the Gargoyle was very successful in the ' 60's, it struggled to publish in the early ' 70s, returned for a few issues in 1974-75, and returned to consistent publication in 1979.

Though perhaps best known for her 1978 / 1979 hit " I Will Survive ", Gaynor's version of " Never Can Say Goodbye " has the distinction of occupying the number-one spot on the very first Dance / Disco chart ever to appear in Billboard magazine.

Though officially unnamed, Prince experimented with the band acting as a side project known as The Rebels, recording material in 1979 in Colorado, just as a side project to get more music out.

Though the series ended with just three episodes being broadcast, a number of television projects followed, including parts on Police Woman in 1978 and Starsky and Hutch in 1979.