Divergent Linkage

1. A gif of a thirsty cow operating a pump handle.
2. If you fold a Bank of England 10-pound note just right and tilt it, you can create a HappyQueen/Sad Queen.
3.  "A 65-year-old woman with stage IV breast cancer presented after being denied authorization to perform a banking transaction because her fingerprints were unrecognizable..."  (because of a chemo-induced hand-foot syndrome)
4. Video of thousands of crabs migrating as a pyramidal cluster, rather than spread out on the seafloor.
5. An octopus chasing a crab in open water.
6. Planning a trip to Ecuador?  Take along lots of $2 bills.
7. A history of the C-section in medieval times.
8. "While the belief that prolonged close-up activities like reading and playing computer games cause short sightedness (myopia) is popularly held, new research indicates that a deficiency of sunlight is the true culprit... Our hypothesis that the mechanism of the effect of light was mediated by retinal dopamine."
9. "The Mystery of the Leaping Fish"- "This short silent film from 1916 is a thinly veiled parody of the Sherlock Holmes series. Douglas Fairbanks stars as Coke Ennyday, a "Scientific Detective" with a cocaine habit. The film was released in 1916, a year before the Harrison Act that regulated narcotics came into force."  Full-length (26 minute) video embedded at the link.
10. Video of a dog practicing for the hammer throw.