In the Philippines, the Christmas season kicks off on September 1st.
997
Some people think that "comprised of" is grammatically incorrect. This is debatable. But one man was so passionate about this "error" that he edited thousands of pages on Wikipedia to remove every single instance.
998
A kangaroo rat can live its entire 2-5 year lifespan without ever needing to drink water.
999
TV host Ellen Degeneres is a house flipper in her spare time. According to one source, she has bought and sold 50 homes and estates in the Southern California area.
1000
Only about 9 million babies were born in China in 2023. This is the lowest total since the mid 1700s.
997: The phrase "Deutschland über alles" - "Germany above anything" doesn't mean that Germany is better than other countries. At least not originally. It means that Germans should leave aside their differences and unite into one country (the song was written before Germany became an empire in 1871).
There are other questionable parts of the first stanza though. In it, Germany reaches "From the Maas (Netherlands) to the Memel (Belarus/Lithuania), from the Adige (Italy) to the Belt (Denmark)."
Credit @Xtrordinary for #998.
Let's go for 2000.