› added 5 years ago

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TIL that female vampire bats share food with others in a complex lending system, where those that share regularly get more food and those that get but don't give food are punished by the group.

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pww4 TIL that the female spotted hyena is the only mammalian species to lack an external vagina, and gives birth through a pseudopenis. This penis is used for communication and can become erect.
KRB4 TIL the use of sunscreen can cause coral bleaching; the main component of sunscreen, titanium dioxide, forms hydrogen peroxide, OH- and superoxides (O2-) in water, all of which contribute to coral bleaching. 10% of bleached coral is estimated to have been caused by sunscreen alone.
W7dwd TIL: Economist Michael Housman used to data from 30,000 employees to find correlations between their preferred browser and job performance. Employees who used Firefox/Chrome stay 15% longer and were 19% less likely to miss work and had happier customers than employees who used IE or Safari.
QJk0d TIL that a Pyrrhic victory is a victory that inflicts such a devastating toll on the victor that it is tantamount to defeat.
W77NL TIL about the Brahminy Blind Snake, a species of snake the size of an earthworm and can be found on every continent