What animal is famous for its slow movement and spending most of its time hanging upside down in trees?

Sloth

In ice hockey, how many players from each team are typically allowed on the ice at once? What large bonfire-building celebration in England aligns with Halloween celebrations? In Connect Four, how many checkers must align vertically, horizontally, or diagonally to win? Which traditional Chinese preserved egg is also known as thousand-year egg? Who was the ancient Greek god of war?