12 objects · Free category practice
Animal size guessing game
From a penguin to a blue whale, meet familiar animals on an unfamiliar scale. Read whether the question asks for height or total body length: they tell very different stories.
The world is waiting.
Preparing your size challenge…
Explore the animals collection
Each five-round set is generated from this collection. Your category scores are separate from the mixed daily streak. Read the chosen dimension and measurement note after each reveal.
animals
Giraffe
5.49 mheight18-foot adult male height from the zoo’s reference; individuals vary.
animalsAfrican elephant
3.96 mheightUpper adult height of 13 feet; females and many males are smaller.
animalsAfrican lion
1.22 mheight4-foot shoulder height in the zoo’s illustrated reference.
animalsOstrich
2.74 mheight9 feet, the upper end of the zoo’s 5.7–9-foot height range.