Prehistoric Progenitor T-Shirts

'What would your mum say if she saw you drawing all over the wall like that?'

"I don’t know what your invention’s called, but it’s really irritating."

Ancient Racing

'I've been a nervous rex all day.'

The discovery of asparagus.

"Oh boy charades! I love charades! Something big? Is it a bird? It's sharp! Behind? Above?"

"See, Og If mammoth foot ticklish, could me do this"

"It's an Eyesaur."

"I told you a firecracker behind his back didn't seem like a good idea!"

'We just invented cooking yesterday, and already she's serving leftovers!'

'My father is very hard to communicate with ? he only knows nouns and interjections.'

"When I grow up, I want to be a scientists like Uncle Grog."

"I think your going to need a business plan."

'Of course, I'm not one of those glamorous paleontologists who are all over TV these days.'

'Why is it always me that has to put the cat out?'

A caveman rubs two sticks together and gets a computer.

“If they were huggers like us they would have evolved useful arms.”

'This is gluten free, isn't it?'

'Gentlemen, invent your engines.'

Dinosaurs ponder fad dieting prior to extinction.

"Google Earth must have a defective camera. There's a big red spot above our location."

"It's a giant banana but is it an organic giant banana?"

"You're right. I have to come up with a brake of some kind."

Geekasaurus.

Garg saw the future, but didn't quite know what to do with it.

Ape ambushes anteater hiding behind a monolith.

"Listen, the first pterodactyl of spring."

'I'm calling my invention 'IPO'.'

'Another invention? -- You are SUCH a geek!'

"I promise you. One day granite kitchens will be the in thing."

'So Roger, how's your invention going?'

"Grog understand supply and demand."

Tyrannosaurus Tex

"Oh yeah? Well, what if I were the first man on earth?"

'It looks like a beaver.' - News Item: Beaver ancestor lived alongside dinosaurs.