June 4, 2017June 4, 2017Small holes made by marine worms in Studland Chalk bedrock Continue reading "Small holes made by marine worms in Studland Chalk bedrock"
March 18, 2014March 18, 2014Tube-worm Holes in Ringstead Chalk Boulders Continue reading "Tube-worm Holes in Ringstead Chalk Boulders"
Jessica's Nature Blog 