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Amazing Facts
Wait… did you know?! 🤯
Short, surprising facts — with the reason behind them, and a quiz to check what stuck.
Our blood uses iron to carry oxygen, and iron turns red. An octopus uses copper instead, and copper turns blue.
✨ Blue copper blood works better in very cold, low-oxygen ocean water.
🧠 Quick quiz
What makes octopus blood blue?
🐨 Animals & Mother Nature
Tap an animal to meet it.
Where does it live?
Burrows along the Victorian coast
What does it eat?
Small fish and squid
Amazing fact
It is the smallest penguin in the world.