Sue Daly / Common lobster (Homarus gammarus) shovelling gravel out of a hole, Sark, British Channel Islands, UK, August.

Linda Pitkin / 2020VISION / Common Lobster (Homarus gammarus), in a rock crevice, Lundy Island Marine Conservation Zone, Devon, England, UK, May. Did you know? Lobster pincers are different sizes for different uses, one is for c...

Linda Pitkin / 2020VISION / Common Lobster (Homarus gammarus), St Abbs (St Abbs and Eyemouth Voluntary Marine Reserve), Berwickshire, Scotland, UK, October 2011. 2020VISION Book Plate. Did you know? Crustaceans have blue blood,...

Solvin Zankl / European / Common lobster (Homarus gammarus) with large barnacle encrusted claws, underwater, Mull, Scotland

Alex Mustard / Common lobster (European lobster: Homarus gammarus) shelters in the structure of the Wreck of the Rosalie, which is encrusted with Plumose anemones (Metridium senile). Weybourne, north Norfolk, Englan...

Sue Daly / Common lobster (Homarus gammarus) clearing debris from its hole, Sark, British Channel Islands, UK, September.

Sue Daly / Common lobster (Homarus gammarus) feeding from a shell, Sark, British Channel Islands, UK, September.

Sue Daly / Common lobster (Homarus gammarus) emerging from a hole at night, Sark, British Channel Islands, UK, September.

Sue Daly / Common lobster (Homarus gammarus) returning to its hole at night, Sark, British Channel Islands, UK, September.

Sue Daly / Common lobster (Homarus gammarus) hunting for food at night, Sark, British Channel Islands, UK, September.

Sue Daly / Common lobster (Homarus gammarus) in a crevice, watching a passing female Cuckoo wrasse (Labrus mixtus), Sark, British Channel Islands, UK, August.

Sue Daly / Common lobster (Homarus gammarus) retreating into a hole, Sark, British Channel Islands, UK, August.