Marine mammals

Lange Arktis-Sommer: Eisbären fehlt der Energiesparmodus

Wird die Nahrung knapp, brauchen Eisbären weniger Energie. Das rettet sie bislang über Hungerzeiten im arktischen Sommer. Um der Erderwärmung zu trotzen, ist die Sparfunktion jedoch zu schwach.

17 July 2015

The dolphins that killl each other's young

For the first time, a team has witnessed a bottlenose dolphin giving birth in the wild. Minutes after, the calf was attacked by two males

17 July 2015

Polar bears fail to adapt to lack of food in warmer Arctic

Polar bears are unable to adapt their behaviour to cope with the food losses associated with warmer summers in the Arctic.

16 July 2015

Surge of frolicking whales prompts boating warning off San Francisco

115 humpback, fin and blue whales spotted in one hour near Farallon Islands - Recreational boaters told to stay 300ft away from feeding giants

11 July 2015

Antarctic orcas swim to New Zealand

Killer whales from Antarctic are swimming as far as Northland in New Zealand's north, researchers have found.

27 June 2015

Blue and fin whale distribution in waters off Southern California

A new study indicates a steady population trend for blue whales and an upward population trend for fin whales in Southern California.
 
25 June 2015

Royal Navy bomb explosions caused mass whale deaths, report concludes

Noise from underwater bombs caused 19 pilot whales to beach and die off the coast of Scotland in 2011, say government scientists

24 June 2015

Dolphin death prompts ban on factory fishing trawlers in NSW-Victoria zone

The Australian fisheries management authority closes small ocean zone after 95-metre Geelong Star reports its ninth dolphin kill since mid-April.

22 June 2015