Grant creates water bottles which can't be opened by any species lacking thumbs.

Heath creates thumbs on the dinosaurs

A Dinosaur puts said thumbs on their knees.

Grant creates trampolines for the dinosaurs to bounce upon.

Heath creates razor-blade edged ceiling fans above each trampoline so that it won't get too hot while jumping.

A Dinosaur makes the dinosaurs feel content with life

Heath creates people to live among the dinosaurs

Vixcis makes the people delicious and bbq flavored

Heath gives the dinosaurs nostrils

A Dinosaur makes the dinosaurs hungry

Heath creates water for the dinosaurs to wash down their food with, play in, and bathe their stinky scaly bodies.

Grant creates weapons that only the humans can use to defend themselves from their scaled oppressors.

A Dinosaur makes them take reaaaaaaaaally long to reload.

Heath creates reptile repellant.

A Dinosaur makes it extremely easy to combust.

Kimi makes the dinosaurs able to breathe fire.

Heath makes fire repellant clothes for the humans

A Dinosaur makes them really heavy

The humans or the clothes?

Heath gives the human super muscles.

Clothes.

A Dinosaur makes hats.

Grant creates silly hats that even the humans don't want to wear.

A Dinosaur, as payback, forces upon the world...

Fedoras.

Heath gives the dinosaurs tapdance shoes

Grant creates tapdance instructors.

Kimi gives all the dinosaurs two left feet.