Or maybe it should be more accurately called “fish love circles.” Crisscrossing the ocean floor, this little fish creates a spirographic symbol of fertility on the ocean floor to attract mates. Once the little puffer has attracted a mate, the sand ridges serve as protection from ocean currents that can dislocate newly laid eggs and future young. via colossal. Learn more about the fish and the scuba diver who discovered the circles at Spoon & Tamago.
Have an amazing project to share? Join the SHOW-AND-TELL every Wednesday night at 7:30pm ET on Google+ Hangouts.
Join us every Wednesday night at 8pm ET for Ask an Engineer!
Learn resistor values with Mho’s Resistance or get the best electronics calculator for engineers “Circuit Playground” – Adafruit’s Apps!
Maker Business — “Inside One of the World’s Most Secretive iPhone Factories”
Wearables — With aging comes beauty
Electronics — Breadboard Capacitance
Biohacking — “1 Minute of All-Out Exercise May Have Benefits of 45 Minutes of Moderate Exertion”
Sorry, the comment form is closed at this time.