Why is a giraffe's neck so long? Because his neck is way up here! (Dad Joke)
Physics-ly impossible. There's your dad joke for the day.
Dreadful.
Dad: Ahh *rubs back of neck* At the Bellagio in Las Vegas. -Rly Dad: Wd I lie to u, Bestwestern Broomcloset
They are always willing to stick their neck out for you.
Because their heads are so far away from their bodies!