Octopus, crabs, prawns demonstrate clear signs of emotion, such as pain and ‘anxiety-like’ behaviour.
Southerly species like the giant owl limpet, seen here, started appearing on northern California shores.
The Blob, a long-lasting mass of warm water, sat off the Pacific coast of North America for years, bringing new species to formerly cold waters. What allows some to survive while others fade away?
Between 250 and 200 million years ago, a whole host of bizarre horseshoe crabs had evolved in two distinct groups. Only one of these groups survives.
Only about 411 North Atlantic right whales exist, so every animal lost is a blow to the species’ chance of surviving.
(c) Nick Hawkins
North Atlantic right whales are headed toward a traumatic extinction, but could rebound if humans can get out of their way.
A young shore crab displaying varied colouring.
Citizen science game offered clues to why shore crabs get greener as they grow.
Cancer pagurus, the edible crab.
New research shows how two types of common UK crabs will respond to increasing carbon dioxide and seawater dilution.
In the wild, when crabs and prawns are freely moving on the ocean floor, their shells usually have a dull colour.
Cindy Zhi NY-BD-CC
When crustaceans are cooked, some chemicals in their shells react with heat and change colour.
The tale of the snow crab bears witness to the how the complexities of climate change and fights over fishing rights play out.
Red crabs migrate across Christmas Island in their thousands each year.
In the coming weeks, Parks Australia will release a 2mm wasp on Christmas Island to control the island’s yellow crazy ant infestation.
Shield bug guarding her eggs in the Ecuadorean rainforest.
Andreas Kay/Flickr (CC BY-NC-SA 2.0)
The perils of bug parenting.
Crabs for Valentine’s Day dinner?
What’s the worst thing you could be burdened with this Valentine’s Day? Unrequited love? Unwanted affection? Unpaid invoice from the local florist? How about an itchy dose of pubic lice?
Icy waters off the western Antarctic Peninsula.
Hundreds of meters below the surface of the freezing ocean surrounding Antarctica, the seafloor is teeming with life. The animals living there have no idea that an army is on the brink of invading their tranquil environment.
‘Hoff’ crabs live in the strange realm of deep-sea vents.
NERC Chesso Consortium
New deep-sea research reveals intimate details of the secret lives of ‘Hoff’ crabs, living in thermal vents where cold Antarctic waters meet hot springs.
Cannibalistic crabs are hard to hatch and rear, but researchers in Indonesia are finding ways to stop them from eating each other.
Do you like eating crabs? In Jakarta, enjoying the tasty crustaceans has become a hot trend, as more restaurants with names like The Holy Crab and Cut the Crab open up. Crabs are delicious delicacies…
Body-snatching crabs is not just for humans.
Meet Sacculina carcini – a barnacle that makes a living as a real-life body-snatcher of crabs. Unlike most barnacles that are happy to simply stick themselves to a rock and filter food from the water…