› added 5 years ago

461

TIL all vertebrates (except fish) have the same basic skeleton design: a column of vertebrae that supports the body and head, a skull that houses and protects the brain and sense organs, ribs that protect the heart and lungs and 4 limbs. Every limb also shares the same basic pattern and has 5 digits

Read more wikibooks.org

via reddit.com

nWaw7 TIL: In 1919, more than a decade before Nazi Germany adopted their policy against Jewish citizens, Britain introduced the 'Kipande System' in Kenya which required all native Kenyans wear a small red book around their neck as identification which contained their fingerprints and work qualifications.
vrPr TIL the Lockheed SR-71 Blackbird was so fast that the standard evasive action in case a surface-to-air missile launch was detected was simply to accelerate and outfly the missile
8e7KL TIL That Artic Explorer Peter Freuchen was trapped under an Avalanche while on an Expedition. He escaped from certain death by fashioning a shiv out of his own feces and dug his way out.
vx4x TIL a parisian gastronomist invented the “rôti sans pareil”, a warbler, stuffed inside a bunting, inside a lark, inside a thrush, inside a quail…lapwing, plover, partridge, woodcock, teal, guinea fowl, duck, chicken, pheasant, goose, turkey, bustard. A 17-bird stuffed meal.
JYPm1 TIL that the pain of loss is more powerful psychologically than the joy of gain, according to the concept of "loss aversion" identified by Amos Tversky and Daniel Kahneman. People tend to prefer avoiding losses to acquiring equivalent gains, for example, it is better to not lose $5 than to find $5.