WHO WILL WIN?
Bison
SNORT-GRUNT
Spinosaurus
CROCO-RAAWR
THE SETUP

Bison vs Spinosaurus

Bison
Bison
Spinosaurus
Spinosaurus

Pretend they meet in grassland. Dinosaurs lived long ago. Look at the facts. Then you pick.

Would they meet?

No. Bison and Spinosaurus did not live at the same time. This meeting is pretend.

This is pretend and based on facts. Real animals usually hide or leave.

Read the facts. Make your card. The page waits to pick.

Corner A

Bison

Bison bison · A shaggy locomotive with horns.

Bison
Home
North American grassland · Lives in North America
Food
Plants
Group
Lives in a herd
Size
Bison is big.

Grazer.

Smell and hearing across open grass.

Looks like furniture until it runs.

  • Bison is big and fast.
  • Grass.
  • Wide plains where a herd can rumble the ground like weather.

Family: Yaks and cattle.

Corner B

Spinosaurus

Spinosaurus aegyptiacus · A sail-backed river hunter longer than a bus.

Spinosaurus
Home
Mid-Cretaceous rivers of North Africa · Lived in Africa long ago
Food
Meat
Group
Lives alone
Size
Spinosaurus is giant.

River specialist.

A snout that may have sensed pressure in water, like a crocodile's face.

Boss of a Cretaceous river.

  • Spinosaurus is giant and not very fast.
  • Giant fish, and probably other animals that came to drink.
  • Cretaceous North Africa, about 95 million years ago — rivers and mangrove-ish coasts, not the Serengeti.

Family: Other spinosaurids like Baryonyx and Suchomimus.

TO SCALE!

SIZE & WEIGHT

Stand them next to a grown-up. Who is bigger and heavier?

1.70 m

Grown-up

1.70 m

Bison to scale

Bison

2.8 m

Spinosaurus to scale

Spinosaurus

Height to scale. A grown-up is 1.7 m.

Bison700 kg

As heavy as a small car, with a haircut that never clocks out.

Spinosaurus7,000 kg

Longer than T. rex, maybe as long as a city bus, with a sail that could top a doorway.

Bison

1.70 m · 700 kg

Bison is big. 700 kg.

Spinosaurus

2.8 m · 7,000 kg

Spinosaurus is giant. 7,000 kg.

Kilograms are honest. A small animal can still have a strong tool.

Who would you pick for size?

TOOLKIT!

TOOLS

Teeth, claws, horns, venom, kick — what tools do they have?

  • Weapon: Headbutt horns
  • Armor: Woolly snowplow
  • Senses: Smell and hearing across open grass.

Bison · labeled field diagram

  • Weapon: Croc-snout plus canoe claws
  • Armor: Sail and dense bones
  • Senses: A snout that may have sensed pressure in water, like a crocodile's face.

Spinosaurus · labeled field diagram

Bison200 psi bite
Spinosaurus2000 psi bite

Bison

Headbutt horns

Tool: headbutt horns. Bite: 200 psi.

Spinosaurus

Croc-snout plus canoe claws

Tool: croc-snout plus canoe claws. Bite: 2,000 psi.

A bite number is only one tool. Coils and kicks count too.

Whose tools would you trust?

ZOOM!

SPEED

Who gets there first?

Bison
55 km/h
Spinosaurus
18 km/h
Bison55 km/h
Spinosaurus18 km/h

Bison

55 km/h

Bison can go 55 km/h. That is fast.

Spinosaurus

18 km/h

Spinosaurus can go 18 km/h. That is not very fast.

A fast animal can miss. A slow one only has to connect.

Who takes the speed card?

HOME MAP!

HOME

They meet in grassland. Who is built for this place?

N. AmericaS. AmericaEuropeAfricaAsiaAustraliaAntarctica
BisonSpinosaurusBoth

Meeting biome: grassland. Colored land is fossil range for dinosaurs and living range for zoo animals.

Bison

This is home · Lives in North America

Bison lives in places like grassland.

Spinosaurus

Not their home · Lived in Africa long ago

Spinosaurus's home is the mid-cretaceous rivers of north africa, not grassland.

No. Bison and Spinosaurus did not live at the same time. This meeting is pretend.

Who gets the home point?

MENU!

FOOD

How do they get lunch?

Bison
Plants · Grazer.
Spinosaurus
Meat · River specialist.

Bison

Plants · Grazer.

Grass.

Spinosaurus

Meat · River specialist.

Giant fish, and probably other animals that came to drink.

A plant eater is not 'safe.' Hippos and elephants still end arguments.

Whose hunting or defending helps more?

MOOD!

MOOD

Alone vs team. This rumble is one vs one.

Bison
Lives in a herd
Spinosaurus
Lives alone
Bison8 grit /10
Spinosaurus7 grit /10

Bison

Lives in a herd

Looks like furniture until it runs. Grit: 8/10.

Spinosaurus

Lives alone

Boss of a Cretaceous river. Grit: 7/10.

Pack and pride animals lose their backup in a 1-v-1.

Who is better for a solo meeting?

PING!

BRAINS

Who notices first and thinks next?

Bison
4/10
Spinosaurus
4/10
Bison4 brains /10
Spinosaurus4 brains /10

Bison

4/10

Smell and hearing across open grass.

Spinosaurus

4/10

A snout that may have sensed pressure in water, like a crocodile's face.

In the wild, brains often mean leave before it starts.

Who would you score for noticing?

COUSINS!

FAMILY

Who are they related to?

Bison
Bison bison
Spinosaurus
Spinosaurus aegyptiacus

Bison

Bison bison

Yaks and cattle.

Spinosaurus

Spinosaurus aegyptiacus

Other spinosaurids like Baryonyx and Suchomimus.

Cousins are clues, not a score.

Not a fight point. Who has the wilder family story?

WILD CARD!

SPECIAL

What special move did they evolve?

Bison
Prairie Freight Charge
Spinosaurus
River-Ambush Paddle

Bison

Prairie Freight Charge

They look like furniture.

Spinosaurus

River-Ambush Paddle

Spinosaurus was built to hunt in rivers.

A secret move here is a real wild tool, not a video-game combo.

Whose special move would change the meeting?

YOUR SCORECARD

Your scorecard

Tap who has each fact. Then tap who you think wins.

  • SIZE & WEIGHT

  • TOOLS

  • SPEED

  • HOME

  • FOOD

  • MOOD

  • BRAINS

  • SPECIAL

Your card: Bison 0 · Spinosaurus 0 · still open 8

Who wins the meeting?

Keep going for the pretend meeting, then the science pick.

FWOOSH!

THEY MEET

Bison runs first. Spinosaurus does not race. They wait in grassland.

Pretend · fact-based · not a gore-fest

KICK!

THE TOOLS SHOW UP

Spinosaurus is heavier. Bison uses headbutt horns. Nobody is keeping a gore score.

Pretend · fact-based · not a gore-fest

STOOMP!

SPECIAL MOVES

Bison tries the Prairie Freight Charge. Spinosaurus tries the River-Ambush Paddle. Keep your card. The last page is next.

Pretend · fact-based · not a gore-fest

THE SCIENCE PICK

Spinosaurus!

A STOMP

You skipped a final pick. The facts still stamp a champ.

On grassland, Spinosaurus wins. Spinosaurus is a lot heavier. Bison would still win some meetings at home.

In the wild, most animals skip a fight. We still judge who the bodies and the place would favor.

Science card: Bison 3 · Spinosaurus 3 · ties 2.

Your card: Bison 0 · Spinosaurus 0.

The last page follows the whole animal — body plus home — not one bar chart.

Send this fight

A friend can read the same facts.

Also starring · Bison

A good scratch after a hard rumble.

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