Blue Tongue Lizard Blue-tongue Skink. Blue tongue lizards come in a variety of sizes and colours but they all have distinctive blue tongues. Their blue tongue is a defensive mechanism. When the lizard is threatened it sticks out its large blue tongue and hisses loudly to scare off predators.
A skyscraper ad is a tall and narrow banner advertisement usually placed to the right of content on a Web page. Standard dimensions for a skyscraper ad are 160 X 600 pixels. Like another popular type of Internet ad, the leaderboard, the skyscraper offers an advertiser a large space for a message.
The World's Tallest Skyscrapers. World Building 1890, Masonic Temple 1892, Manhattan Life 1894, Met Life 1909 , Woolworth 1913, Chrysler 1930 . Empire State Building 1931, Petronas Tower 1998, Sears Tower 1974, Willis Tower 1974, Petronas Towers 1998, Taipei 101 2004, Burj Dubai 2009, Kingdom Tower, The Skyscraper Museum Visit the Skyscraper Museum Resources for Educators. The World's Tallest Skyscrapers.