The start of the most recent Ice Age, characterized by widespread glaciation.
Chris Wedge and Michael J. Wilson began developing the script for what would become the Ice Age movie.
20th Century Fox and Blue Sky Studios released Ice Age, a computer-animated film featuring prehistoric animals during the Ice Age.
Following the success of the first film, sequels and merchandise expanded the Ice Age franchise.
Scrat, the saber-toothed squirrel, discovers an acorn and begins his obsessive pursuit to bury it safely.
Manny, the woolly mammoth, reluctantly joins Sid and the others on the journey to return the baby human to its tribe.
Sid the sloth discovers a human baby abandoned by his tribe and decides to take care of him.
Diego, the saber-tooth tiger, joins the group with the intent to retrieve the baby for his pack but ultimately has a change of heart.
The group travels through dangerous ice and snow environments, facing natural hazards together.
Diego decides to protect the baby instead of handing him over to his pack, solidifying the new herd's bond.
The herd battles Diego's former pack to protect the baby and themselves, resulting in Diego's full loyalty to the herd.
The group successfully returns the baby to his human tribe, completing their quest.
Throughout the journey, Scrat continuously attempts to secure the acorn, often causing comedic mishaps.