Albertosaurus
- When: Late Cretaceous
(70–68 mya) - Where: North America
- What: Theropod
- Weight: 2 metric tons
- Length: 9 meters
- Diet: Carnivorous
- Discovered: 1905
North America
Dinosaurs and Prehistoric Animals of North America
Embark on a thrilling journey through the ancient landscapes of North America, where dinosaurs and fascinating prehistoric creatures once roamed. Imagine the mighty Tyrannosaurus rex, with its massive jaws and towering presence, ruling over the ancient plains and forests.
Picture the armored Ankylosaurus, equipped with a clubbed tail for defense, navigating through prehistoric swamps.
North America was also home to the horned Triceratops, a herbivore known for its distinctive frill and three facial horns, and the swift and agile Deinonychus (a close relative of Velociraptor).
Join us as we delve into North America’s prehistoric past, exploring the diverse ecosystems and marveling at the incredible diversity of these ancient inhabitants.
Archelon
- When: Late Cretaceous
(80–66 mya) - Where: North America
- What: Turtle
- Weight: 2.2 metric tons
- Length: 4.5 meters
- Diet: Omnivorous
- Discovered: 1896
Basilosaurus
- When: Eocene
(41–34 mya) - Where: North America, Africa
- What: Cetacean Mammal
- Weight: 15–20 metric tons
- Length: 15–20 meters
- Diet: Carnivorous
- Discovered: 1834
Deinosuchus
- When: Late Cretaceous
(82–73 mya) - Where: North America
- What: Crocodyliform
- Weight: 8–10 metric tons
- Length: 10–12 meters
- Diet: Carnivorous
- Discovered: 1954
Hylonomus
- When: Carboniferous
(312 mya) - Where: North America
- What: Reptile
- Weight: 20 grams
- Length: 20 cm
- Diet: Insectivorous
- Discovered: 1859
Maraapunisaurus
- When: Late Jurassic
(150 mya) - Where: North America
- What: Sauropod
- Weight: Highly speculative, 100 metric tons
- Length: 30 meters
- Diet: Herbivorous
- Discovered: 1878
Shastasaurus
- When: Late Triassic
(210 mya) - Where: North America
- What: Ichthyosaur
- Weight: 25–75 metric tons
- Length: 20 meters
- Diet: Piscivorous
- Discovered: 1895
Titanis
- When: Pliocene to Pleistocene
(5–2 mya) - Where: North America
- What: Bird
- Weight: 150 kg
- Length: 2.5 meters
- Diet: Carnivorous
- Discovered: 1963