› added 11 years ago

162

TIL Sea Otters rape and drown baby seals.

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via reddit.com

rwDy TIL that the terms “Panic Attack” and “Anxiety Attack” are not the same thing, but are both still used interchangeably.
d840B TIL Citric Acid, the kind found in citrus fruits such as oranges, is required for almost all life forms on Earth.
4xk6 TIL that the Peregrine Falcon hunts by diving at 230+ mph straight down, and killing its prey on impact with a balled foot. It kills other birds with a literal falcon punch.
pY51N TIL that plastic surgeons use decapitated cadaver heads to learn and refresh their surgical skills
b66Np TIL about Draisines: pedal-powered rail-cycles. They are used for recreation on unused railway lines in Europe, South Korea & the USA. In the United States, tours have operated in several states nationwide: CA ME, OR & the Adirondack Mountains (NYS). They used to be used for railway maintenance.