1. Dolphins sleep with one eye open👁️ to stay alert for predators. 2. They have names! Dolphins use unique whistles🎶 to identify each other.
3. Some dolphins can swim🏊♂️ at speeds of over 30 km per hour.
4. They are excellent problem-solvers💡 and can even recognise themselves in a mirror🪞.
5. Dolphins often help each other🤝 when one is sick or injured.
6. They use echolocation📡 to find food and navigate in murky waters.
7. The orca, or killer whale🐋, is actually the largest species of dolphin🐬.
8. A dolphin’s skin heals❤️🩹 extremely quickly, even from deep wounds🤕.
9. Dolphins love to play😜 and are often seen surfing waves🌊 just for fun.
10. They can live up to 40–60 years🎂 depending on the species🐬.
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