Scientists studying bottlenose dolphins that use sponges as tools to protect their sensitive beaks has shown that social behavior can shape the genetic makeup of an animal population in the wild.
This week scientists revealed the results of a DNA sequencing study. The study showed that a new river dolphin species resides in the rivers of South America.
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Fishermen in the small Japanese town of Taiji killed more than two dozen striped dolphins on Thursday, campaigners said, as global outrage over the slaughter grows.
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Japanese fishermen were out at sea attempting to trap more dolphins on Wednesday, campaigners said, after the bloody slaughter of dozens of the animals the previous day was hidden from view behind screens.
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The US ambassador to Japan should visit Taiji to see the "humane" killing methods used in the dolphin hunt, a local fisheries official said Tuesday, days after Caroline Kennedy tweeted her disapproval of the slaughter.
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US ambassador to Japan Caroline Kennedy has tweeted her concern at the "inhumaneness" of a Japanese village's traditional dolphin hunt."Deeply concerned by inhumaneness of drive hunt dolphin killing.
Russia has taken Olympic flame into the world's deepest body of fresh water, scenic Lake Baikal. The action was the latest dramatic action in the torch relay before the Sochi Winter Games.
US President Barack Obama and Speaker Boehner still at an impasse over the spending bill and ending the government shutdown. Why humans are responsible for shocking dolphin deaths. Missing episodes of Doctor Who found. Welcome to this week's TopFinds.
Vocal labeling refers to incidents in which an animal consistently uses a specific acoustic signal when presented with a specific object or class of objects. Research found dolphins use distinctive whistles in much the same way that humans use names.
