Gilded Fish: Illustrations of Histoire naturelle des dorades de la Chine c.1780(publicdomainreview.org) Goldfish have had a poor reputation over the last century or two. They’ve been casual prizes at fairground games; the lesser alternative to puppies or kittens; and idiomatically (and incorrectly) accused of having limited memory capacity. It was not always so. Goldfish were once prized pets, coveted by emperors and nobles, exotic symbols of good luck. But anything can lose its shine if it’s easily attainable — and that was the goldfish’s undoing.
Spanish Shipwreck Reveals Evidence of Earliest Known Pet Cats to Arrive in US(smithsonianmag.com) Cats are beloved members of many families, with 73.8 million of them prowling and purring their way around 42 million American households. But it wasn’t always this way: Domestic cats are relative newcomers to the Americas, having only arrived roughly 500 years ago with European explorers.
Improving Flying Drones by Mimicking Flying Squirrels(hackaday.com) With the ability to independently adjust the thrust of each of their four motors, quadcopters are exceptionally agile compared to more traditional aircraft. But in an effort to create an even more maneuverable drone platform, a group of South Korean researchers have studied adding flying squirrel tech to quadcopters.
A Weirdly Inspirational Story of Caterpillar Torture(gizmodo.com) Pine Processionary caterpillars are interesting little creatures. They go on long treks in single file lines. One day, a botanist decided to mess with them. What resulted was a strangely inspirational death march.
Accountability Sinks(250bpm.substack.com) Back in the 1990s, ground squirrels were briefly fashionable pets, but their popularity came to an abrupt end after an incident at Schiphol Airport on the outskirts of Amsterdam. In April 1999, a cargo of 440 of the rodents arrived on a KLM flight from Beijing, without the necessary import papers. Because of this, they could not be forwarded on to the customer in Athens. But nobody was able to correct the error and send them back either.
Tapeworm in fox poop that will slowly destroy your organs is on the rise(arstechnica.com) No matter how bad things might seem, at least you haven't accidentally eaten fox poop and developed an insidious tapeworm infection that masquerades as a cancerous liver tumor while it slowly destroys your organs and eventually kills you—or, you probably haven't done that.
Crows can recognize geometric regularity(phys.org) A trio of animal physiologists at the University of Tübingen, in Germany, has found that at least one species of crow has the ability to recognize geometric regularity.