End of the Trailer
In the Ice Age 3 trailer we meet two characters - Scrat and Momma Dino. In the trailer Scrat is (surprise, surprise) chasing the acorn. It falls through the ice, and they land on Momma Dino. Scrat is then seen in the picture (left): dangling in front of Momma Dino's mouth.
Click on the link below to watch the trailer on YouTube:
An alternate trailer features several scenes from the film, and the characters Scrat, Scratte, Manny, Diego, Sid, Momma Dino, Baby Dinos and more!