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.
First skyscraper. Share. The worldâs first skyscraper was the Home Insurance Building in Chicago, erected in 1884-1885. The so-called âFather of the Skyscraperâ towered all of 10 stories with its peak at 138 feet, miniature by todayâs standards but gargantuan at that time. The architect, Major William LeBaron Jenney, incorporated a steel frame that supported not only the walls but the great weight of the entire building.