
Kangaroo
Boxing champ with built-in trampolines.
Kangaroo vs Anaconda
Tonight's science rumble is set in a giant zoo clearing at high noon. No snacks were harmed.
Kangaroo
Macropus rufus
Kangaroos cannot hop backward. The contract with physics is one-way.
Grasses and shrubs. They are hoppy lawn mowers.
Anaconda
Eunectes murinus
Green anacondas are among the heaviest snakes on Earth.
Capybara, fish, birds, caimans — if it comes to the water's edge, it is on the maybe list.
Who do YOU think wins?

Anaconda
A river rope that forgot it is allowed to be this heavy.