› added 1 year ago

73

TIL Many types of marine birds have a “salt gland” which functions similarly to a kidney and allows them to excrete salt from the fish and other ocean life they’ve eaten.

Read more ahajournals.org

via reddit.com

pY7dG TIL that chickens lay eggs through the same opening in their bodies that poop comes out of
JYdRl TIL Water makes different pouring sounds depending on its temperature and 96% of people can tell the difference between hot and cold water by the sound it makes being poured.
l7jWa Today I learned about Victorian 'Coffin Torpedoes', a system of triggers that detonated an explosion of lead balls if the coffin lid was opened after burial, to deter grave robbers.
D190V TIL Mallows Bay, the largest ship graveyard in the Western Hemisphere, is a National Marine Sanctuary due to the reefs the shipwrecks provide.
4XjRR TIL that the Nazis also had a special Concentration Camp for "difficult" girls between 16 and 21. Many of them were classified as criminals only because they had premarital sex or were lesbians. From 1942 until 1945 more than 1200 girls were kept there and many of them did not survive.