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.
Stavanger may be Norway's fourth-largest city, but it seemed like a small town to us Londoners. In fact, small ports with small-scale attractions are what you'll find in most ports on a Norwegian Fjords cruise. To be fair, however, the ports themselves are not the main attractions on these types of itineraries.tavanger may be Norway's fourth-largest city, but it seemed like a small town to us Londoners. In fact, small ports with small-scale attractions are what you'll find in most ports on a Norwegian Fjords cruise. To be fair, however, the ports themselves are not the main attractions on these types of itineraries.