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BBC News about Bottlenose dolphins
Longest animal memory 'in dolphins'
Scientists say that dolphins can remember the whistles of old companions even after 20 years of separation.
New species of dolphin discovered
Australian researchers find that a species of dolphin thought to be a common bottlenose is in fact a new species - and may already be endangered.
Dolphins produce £4m Scots bounty
Dolphin spotters contribute an estimated £4m to Scotland's economy every year, new figures suggest.
Dolphins attempt common language
When two dolphin species come together, they attempt to find a common language, preliminary research suggests.
Dolphin innovators collect shells
Dolphins in Australia are seen collecting large conch shells, an extraordinary rare and innovative behaviour.
New technique to collect DNA from dolphin breath
A new technique to harmlessly extract DNA from dolphin "breath" could assist conservation efforts aimed at marine mammals.
Increase in 'warm water' dolphins off North East coast
Warmer seas could be responsible for a change in the type of dolphins spotted off the North East coast.
Boating plan will protect Ceredigion marine life
Sea-goers in Ceredigion are being asked to follow a recreational boating plan aimed at protecting marine life.
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