However, if we're looking for an animal that is very different from a giraffe in terms of:
* Size: A mouse would be a good choice, as it's tiny compared to a giraffe.
* Height: A snake would be the opposite, as it crawls along the ground.
* Diet: A carnivore like a lion would be different from a giraffe's herbivorous diet.
* Habitat: A polar bear living in the Arctic would be very different from a giraffe's African savanna home.
Ultimately, there's no single "opposite" animal to a giraffe. It depends on what aspect you're looking at.