› added 11 years ago

163

TIL snake anti venom is made from the neutralising antibodies that a horse produces when it is injected with snake venom

Read more wikipedia.org

via reddit.com

epREJ TIL former US President John Tyler joined the Confederates in the American Civil War. Tyler's death was the only one in presidential history not to be officially recognized in Washington, because of his allegiance to the Confederate States of America.
grwA7 TIL 70% of roughly 100 human deaths by grizzlies have been by mothers defending cubs, whereas, there is no record of a black bear mother killing anyone in defense of cubs. Mothers with cubs were involved in 3 of the 61 killings by black bears across America since 1900, but not in defense of her cubs
R7OG8 TIL Monarch Butterflies are nearly extinct in the US - their population has declined +80% in the last two decades. AND MILKWEED is the ONLY host plant for baby Monarch caterpillars. Plant it!
loeNB TIL: Rock-comedy band Tenacious D performed on-screen together for the first time in 90's stoner comedy 'Bio-Dome', starring Pauly Shore.
x65MB TIL about structural colouration. ‘Structural coloration in animals, and a few plants, is the production of colour by microscopically structured surfaces fine enough to interfere with visible light instead of pigments…’