Revealed: the mystery of stinging water
It’s the mucus of upside-down jellyfish.
People who have experienced stingy, itchy skin from warm coastal waters might be familiar with some of the theories a...
Flashy above the water, but low key below it
Beaked whales evolve a clever way to avoid predators.
A Cuvier’s beaked whale breaching is an impressive sight, but it’s what this guy and his mates were doing below the w...
Thanks, but I’ll wait for the shrimp
Cuttlefish eat less for lunch when dinner looks better.
When it comes to planning the day’s meals, cuttlefish appear to have remarkably sharp cognitive abilities. British r...
Grey seals clap to communicate
Australian-led research makes a surprising underwater discovery.
Have you ever clapped your hands to get someone’s attention? The resulting “crack!” sound is hard to ignore, rising a...
Hey, squid brain
MRI scans provide clues to a crafty camouflage technique.
Australian scientists are one step closer to understanding the camouflage ability of squid, thanks to MRI-based mappi...
We need to look out for sharks
Two studies look at the difficult task of sharing the oceans.
New Australian research highlights the delicate nature of the relationship between humans and sharks. A study of the...
Changes to shark family tree
Four new walking shark species have been discovered.
Four new species of tropical walking sharks are causing a stir in waters off northern Australia and New Guinea. Ye...
New sharks and rediscovered rays
Australian marine researchers report a double success.
Marine researchers from Australia’s University of Queensland have discovered four new species of walking shark and a ...
Giant squid, pretty big genome
But its genes look a lot like those of other animals.
The giant squid – the subject of many a dramatic tale – is actually as mysterious as it is big. In this original ...
Crabs compromise to avoid competition
Hermit crab species co-exist by living in different shaped shells.
Rather than compete for shelter, two closely related hermit crab species appear to have adapted to differently shaped...
Antarctic alert for invading mussels
Invertebrates, plants and algae on list of top threats.
Mussels may look rather mild-mannered, but they are prominent in a new list of non-native species most likely to inva...
The mechanical mystery of interlocking shells.
Bivalve molluscs include marine creatures such as clams, mussels, oysters and scallops. At first glance the bivalve b...