Top 20 Printable Dinosaur Fact Cards
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Tyrannosaurus Rex
"tie-RAN-a-SAW-russ REX"
💡 Tyrant Lizard King
Length40 ft (12 m)
Weight7–9 Tons
PeriodLate Cretaceous
Found InNorth America
- Had a bone-crushing bite force of up to 12,000 pounds!
- Its arms were 3 feet long, but each could lift nearly 400 lbs.
- Possessed high binocular vision and a powerful sense of smell.

Stegosaurus
"STEG-uh-SAW-russ"
💡 Roof Lizard
Length30 ft (9 m)
Weight3–5 Tons
PeriodLate Jurassic
Found InN. America, Europe
- Back plates sat inside its skin rather than attaching to bones.
- Defended itself using a 4-spiked tail weapon called a thagomizer.
- Had a tiny brain roughly the size of a single walnut.

Allosaurus
"AL-oh-SAW-russ"
💡 Different Lizard
Length35 ft (10 m)
Weight2 Tons
PeriodLate Jurassic
Found InNorth America
- Apex predator of the Jurassic era long before T. Rex appeared.
- Opened its jaw unusually wide to chop down with its upper teeth.
- Fossil sites show they likely hunted in coordinated packs.

Diplodocus
"dih-PLOD-uh-kuss"
💡 Double Beam
Length90 ft (27 m)
Weight15–25 Tons
PeriodLate Jurassic
Found InNorth America
- Its long, thin tail had 80+ vertebrae and snapped like a whip!
- Had peg-like teeth in front to strip leaves off branches.
- Swallowed stomach stones (gastroliths) to grind unchewed plants.

Mosasaurus
"MOH-zuh-SAW-russ"
💡 Meuse River Lizard
Length50 ft (15 m)
Weight15–20 Tons
PeriodLate Cretaceous
Found InGlobal Oceans
- Not a true dinosaur, but a giant swimming marine reptile!
- Had double-hinged jaws and extra teeth on its palate to grab prey.
- Ruled the seas while T. Rex ruled the land.

Brachiosaurus
"BRACK-ee-uh-SAW-russ"
💡 Arm Lizard
Length80 ft (24 m)
Height40+ Feet
PeriodLate Jurassic
Found InNorth America
- Its front legs were longer than its back legs, like a giraffe.
- Ate 400 to 800 pounds of foliage every single day.
- Had a 400 lb heart to pump blood 30 feet straight up to its head.

Apatosaurus
"uh-PAT-uh-SAW-russ"
💡 Deceptive Lizard
Length75 ft (23 m)
Weight20 Tons
PeriodLate Jurassic
Found InNorth America
- Historically confused with Brontosaurus in science history!
- Possessed a thicker, stockier neck than Diplodocus.
- Used its thick tail as a whip for herd defense.

Therizinosaurus
"THAIR-ih-ZIN-uh-SAW-russ"
💡 Scythe Lizard
Length33 ft (10 m)
Weight5 Tons
PeriodLate Cretaceous
Found InMongolia
- Had the longest claws of any animal in history (~3 feet long!).
- Despite looking scary, it used its giant claws to hook tree branches.
- A unique plant-eating theropod relative of meat-eaters.

Fukuiraptor
"FOO-koo-ee-RAP-tor"
💡 Fukui Plunderer
Length14 ft (4.2 m)
Weight380 lbs
PeriodEarly Cretaceous
Found InJapan
- Discovered in Fukui Prefecture, Japan.
- Possessed large curved hand claws for slashing prey.
- A megaraptoran predator built for speed and agility.

Velociraptor
"vuh-LOSS-ih-RAP-tor"
💡 Swift Thief
Length6 ft (1.8 m)
Weight30–45 lbs
PeriodLate Cretaceous
Found InMongolia
- Real Velociraptors were turkey-sized and covered in feathers!
- Possessed a 3-inch curved sickle claw on each foot.
- A fast, agile hunter with high metabolism rates.

Spinosaurus
"SPY-noh-SAW-russ"
💡 Spine Lizard
Length49 ft (15 m)
Weight7–8 Tons
PeriodLate Cretaceous
Found InNorth Africa
- The longest carnivorous dinosaur ever discovered!
- Had a crocodile-like snout and paddle tail suited for swimming.
- Featured a giant 6-foot skin sail supported by spine bones.

Deinonychus
"die-NON-ih-kuss"
💡 Terrible Claw
Length11 ft (3.4 m)
Weight160–220 lbs
PeriodEarly Cretaceous
Found InNorth America
- Inspired the "raptors" shown in famous dinosaur movies!
- Changed science by showing dinosaurs were active & warm-blooded.
- Hunted in pack groups to take down larger herbivores.

Archaeopteryx
"AR-kee-OP-ter-iks"
💡 Ancient Wing
Length1.6 ft (50 cm)
Weight1–2 lbs
PeriodLate Jurassic
Found InGermany
- Famous transitional fossil bridging non-avian dinosaurs and birds!
- Had bird flight feathers along with dinosaur teeth and a bony tail.
- Was roughly the size of a modern crow.

Troodon
"TROH-oh-don"
💡 Wounding Tooth
Length8 ft (2.4 m)
Weight110 lbs
PeriodLate Cretaceous
Found InNorth America
- Had the highest brain-to-body ratio of any known dinosaur!
- Large, forward-facing eyes adapted for hunting in the dark.
- Ate small mammals, insects, reptiles, and seeds.

Edmontosaurus
"ed-MON-toe-SAW-russ"
💡 Edmonton Lizard
Length40 ft (12 m)
Weight4–8 Tons
PeriodLate Cretaceous
Found InNorth America
- Duck-billed dinosaur with thousands of self-sharpening teeth.
- Mummified fossils show it possessed a soft rooster-like crest!
- Traveled in massive herds across prehistoric North America.

Microraptor
"MY-kroh-RAP-tor"
💡 Small Thief
Length2.5 ft (77 cm)
Weight2–3 lbs
PeriodEarly Cretaceous
Found InChina
- Had 4 wings—long flight feathers on both front and hind legs!
- Fossil pigments show its feathers had a shiny black sheen like crows.
- Glided between trees to catch insects and small mammals.

Triceratops
"try-SER-uh-tops"
💡 Three-horned Face
Length30 ft (9 m)
Weight6–12 Tons
PeriodLate Cretaceous
Found InNorth America
- Its skull and frill made up one-third of its whole body!
- Had up to 800 teeth packed into scissor-like jaws.
- Fought off T. Rex in self-defense using its massive horns.

Ankylosaurus
"an-KY-loh-SAW-russ"
💡 Fused Lizard
Length30 ft (9 m)
Weight4–8 Tons
PeriodLate Cretaceous
Found InNorth America
- A living tank covered in thick armor plates and armored eyelids.
- Its bone club tail could break T. Rex bones with a single strike.
- Crouched low to protect its belly when under attack.

Pachycephalosaurus
"PAK-ee-SEF-uh-loh-SAW-russ"
💡 Thick-headed Lizard
Length15 ft (4.5 m)
Weight1,000 lbs
PeriodLate Cretaceous
Found InNorth America
- Top of its skull was a solid bone dome up to 9 inches thick!
- Decorated with tiny bony spikes around the back of its skull.
- Rammed rival flanks or predators for defense and dominance.

Parasaurolophus
"PAIR-uh-saw-ROL-oh-fuss"
💡 Near Crested Lizard
Length33 ft (10 m)
Weight3–4 Tons
PeriodLate Cretaceous
Found InNorth America
- Had a hollow 6-foot crest on its head linked to its nasal passages.
- Blew air through its head crest like a trombone to call its herd!
- Could walk on two legs or four legs while grazing.