The largest protoceratid with an extraordinary Y-shaped forked horn on its snout that males used for territorial battles during the Miocene epoch.

Meet the scimitar cat Homotherium, a successful saber-toothed predator that roamed across continents for millions of years with its distinctive curved teeth and hyena-like build.

Adopt the mighty "thunder beast" that roamed North America with massive twin horns and a rhino-like build during the Cenozoic Era.

The largest land mammal that ever lived, standing 18 feet tall and using its massive size to browse treetops across ancient Asian forests.

A swift and agile plant-eater from the Late Jurassic with powerful legs built for speed and five-fingered hands perfect for grasping vegetation.

A dolphin-like marine reptile that ruled Early Jurassic seas with its streamlined body and razor-sharp teeth perfectly adapted for hunting fish.

From towering predators and gentle herbivores to soaring pterosaurs and marine reptiles, this pack brings the incredible diversity of ancient life to your zoo.

Step into the iconic Jurassic period with this collection of legendary prehistoric creatures.

Step into the lost worlds of natural history with this collection of vanished species that once roamed our planet.

Experience the world of Ice Age giants with this collection of extraordinary prehistoric mammals that roamed the Earth. Perfect for creating immersive prehistoric exhibits that transport visitors back to a time when giants walked the Earth.

Want a dire wolf in your zoo? A REAL one, rather than the fake beasts of fiction? This mod's your chance.

Add Zeb, the giganotosaurus from Jurassic World Dominion for your zoos. Patterns made brighter for ZT1.

Adds a dunkleosteus to your zoo created by Buffzoo.

Adds a helicoprion to your zoo created by Buffzoo.

Adds an edestus to your zoo created by Buffzoo.

The Titanichthys, an extinct genus of giant placoderm fish, reigned supreme in the oceans during the Late Devonian period, approximately 380–360 million years ago. Known for its massive size and enigmatic features, Titanichthys has intrigued paleontologists and marine enthusiasts alike as one of the largest jawed fish to have ever existed.

Mawsonia, an extinct genus of coelacanth, was a large, lobe-finned fish that lived during the Jurassic and Cretaceous periods, approximately 160 to 66 million years ago. Closely related to modern coelacanths like Latimeria, Mawsonia was notable for its size—some species could grow up to 6 meters (20 feet) long—making it one of the largest known coelacanths.

Onchopristis, a genus of extinct sawfish that lived during the Cretaceous period approximately 145 to 66 million years ago, was a formidable aquatic predator with a distinctive elongated rostrum lined with sharp, serrated teeth.

Rhizodus was a genus of giant lobe-finned fish that ruled freshwater ecosystems during the Carboniferous period, approximately 359 to 299 million years ago. Known for its massive size, sharp teeth, and predatory prowess.

The biggest fish mod! Leedsichthys is a giant fish from the Jurassic period.

Stokesosaurus is a small, agile theropod dinosaur from the Late Jurassic period.

The South Island Giant Moa was a massive flightless bird endemic to New Zealand, known for its towering height and ecological significance.

A prehistoric animal that lived around 250 million years ago, created by Papa Panda.

SeeKings of Depth is a mod pack that adds a variety of prehistoric sea creatures to Zoo Tycoon 1.