<p>Why do killer whales harass porpoises without eating them? Scientists from UC Davis' SeaDoc Society and Wild Orca investigate a perplexing behavior.</p>
Why are killer whales harassing and killing porpoises without eating them? phys.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from phys.org Daily Mail and Mail on Sunday newspapers.
“Memories remain but nothing else is the same,” said Helen Walsh, chairperson for the Maui Relief Fund event, as she described the devastation of Lahaina. “We will be Mountains to
35 Amazing Things to Do in Reykjavik. Discover the best of Reykjavik with our list of incredible activities and attractions. Explore Iceland's capital today!