Sea Urchins Love Hats, So Couple 3D Prints Cowboy Hats for Them
Fabienne Lang, Interesting Engineering, November 24, 2020
[interestingengineering.com]

Sea Urchin Wear Shells Like Hats So Aquarists
Made Tiny Hats for Them To Wear Instead
By Emma Taggart, MyModernNet, November 25, 2020
[mymodernmet.com]

Happy New Year,

Paul H.

"The past is never dead. It's not even past."
William Faulkner, Act 1, Scene III, Requiem for a Nun (1951)