Screeching, prancing, soaring seabirds are a standard feature of just about any day at the beach. Gulls, terns, pelicans, oystercatchers, and many others are common sights on American shorelines. But a recent study says that these birds are becoming a less-common sight around the world.
Fish often stick together for protection from predators. Staying within a school of fish is usually safer than swimming alone. But it turns out that some fish lend a helping fin when it comes to feeding as well.