Aquarists Create Tiny Hats for Sea Urchins to Wear Because in the Wild They Like to Use Shells as Headwear
A new wave of urchinwear. These guys look like ZZ Top. Image credit: VanillaBean5813 Sea urchins are among the most widespread and prevalent echinoderms in the ocean, with 950 species inhabiting seabeds. They are commonly referred to as “porcupines of the sea” due to their lengthy spikes, which act as a deterrent to predators. Despite …