Other examples include: 1  Some mating dances, commonly carried out by birds, are examples of fixed action patterns. 2  In these cases, the sign stimulus is typically the presence of the opposite sex. 3  Kelp gull chicks are stimulated by a red spot on the mother's beak to peck at the spot, which induces regurgitation.
Norwegian's 13-ship fleet sails all over the world, with 2015 itineraries lasting anywhere from one to 45 days. The cruise line's most popular routes include Hawaii, Alaska and the Caribbean, with home ports in U.S. cities like Honolulu, Los Angeles, Miami, New York and Seattle.
The 4,200-passenger cruise ship arrived Sunday at PortMiami after 17 months of construction at the Meyer Werft shipyard in Germany. At 1,065 feet long and 172 feet high, itâs currently the worldâs fifth largest ship and an expanded version of Norwegian's recently unveiled Getaway. It has 12 pools and hot tubs, 21 bars and lounges, and 28 different dining options.