Life has changed for Manny and his friends after the meltdown. Scrat is still on the hunt to hold onto his beloved acorn, while finding a possible romance in a female sabre-toothed squirrel named Scratte.
Manny and Ellie are expecting a baby, which leaves Manny anxious to ensure that everything is perfect for when his baby arrives.
Diego is fed up with being treated like a house-cat and ponders the notion that he is becoming too laid-back.
And Sid begins to wish for a family of his own. So he steals some dinosaur eggs which leads to Sid ending up in a strange underground world where his herd must rescue him, while dodging dinosaurs and facing danger, and meeting up with a one-eyed weasel called Buck, who hunts dinosaurs.
In picture: Ellie and her newborn, Peaches
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