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TIL of “imprints”, hand-reared falconry birds sexually attracted to their keepers. To breed an imprint, the keeper “lets the male bird copulate with his head” while wearing a special hat for semen collection

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P1MmL TIL The International Day of Human Fraternity was established by the United Nations General Assembly as a way to promote greater cultural and religious tolerance.
JYx01 TIL since the 1980s the global twinning rate has increased by 1/3, or about 1.6 million twin pairs each year, which is more twin births than ever and peaking at an unprecedented level. Asia and Africa are currently home to 80% of all twin deliveries in the world.
7XaZ TIL the human brain doesn’t perceive total blackness when there is no light present; it instead perceives Eigengrau, a shade of dark gray, because contrast is more important to the visual system than absolute brightness
78Ldr TIL that the Confederacy bordered a Habsburg Mexican empire controlled by France
0gbN TIL that when asked about the possibility of a third party candidate succeeding in the presidential election, Ralph Nader answered: “It’s a two party dictatorship unless you’re worth billions of dollars.”