Rotten Tomatoes has up an article talking about 5 things we can expect from the Eclipse movie.

In brief, here are the simple facts, but you can get the full details  here.

Fact #1: It’s Darker
Fact #2: There Will Be Less “Love Story” and More “War”
Fact #3: The Werewolves Will Crank Up the Sex Appeal
Fact #4: There’s More Action
Fact #5: The Ending Will Be Nicely Set Up For a Fourth – And Perhaps Fifth – Film