John Keane on an extensive urchin barren.
John Keane
Controlling invasive sea urchins is expensive. Why not make it profitable by fishing for them and selling their roe as a delicacy?
Urchin barrens.
David Harasti
A solution for managing the growing populations of long-spined sea urchins may not be clear at the moment, but there is a path forward.
Reconstruction of the prehistoric Yorkicystis haefneri adapted from fossil evidence, created by Hugo Salais (Metazoa Studio).
Samuel Zamora
The discovery of a unique 510 million-year-old fossil in a Pennsylvania churchyard offers new clues into how early life evolved on Earth.
Purple sea urchins have been found to be able to evolve extremely rapidly in relation to their environment. Experiments conducted…