
Gazelle
A spring with horns and a stotting hobby.
Gazelle vs Kangaroo
Tonight's science rumble is set in the picnic meadow, sandwiches evacuated. No snacks were harmed.
Gazelle
Eudorcas thomsonii
Thomson's gazelles can keep a fast pace longer than a cheetah's sprint lasts.
Short grass. They like the lawn freshly mowed by bigger grazers.
Kangaroo
Macropus rufus
Kangaroos cannot hop backward. The contract with physics is one-way.
Grasses and shrubs. They are hoppy lawn mowers.
Who do YOU think wins?

Kangaroo
Boxing champ with built-in trampolines.