Spider crab sheds its skin That's why they only do it in groups

Christian Thumshirn

2.7.2024

Spider crabs are considered a culinary delicacy. To reach their enormous size, they have to shed their skin again and again. Diver Jules Casey has now impressively documented how they do this.

2.7.2024

No time? blue News summarizes for you

  • Jules Casey has published fascinating images on Instagram showing how a spider crab sheds its skin.
  • These sea creatures have to shed their shells regularly in order to continue growing.
  • Watch the video to find out what risks this entails.

A spider crab's shell doesn't grow with it any more than our clothes do. This is why the ocean dwellers have to shed their skin regularly in order to continue growing.

Australian diver Jules Casey was able to document in an impressive time-lapse film sequence off the coast of Melbourne how a spider crab sheds its outer skeleton, which has become too small.

Find out what this looks like and why these fascinating animals shed their skin in groups of tens of thousands in the blue News video.