Dolphins are wonderful creatures that can make the world a better (and brighter) place. They make a lot of people feel joyful when they get shown a picture of them.1. Dolphins are mammals, this means that they nurse their babies with milk from the mothers.
2. They consume a variety of prey including fish, squid and crustaceans.
3. They are well known for their intelligence and playful behaviour.
4. Dolphins use echolocation to find prey and often hunt together by surrounding a school of fish.
5. Dolphins will also follow seabirds, other whales and fishing boats to feed on the fish they scare or discard.
6. To prevent drowning while sleeping only half of the dolphin’s brain goes to sleep while the other half remains awake so they can still breathe!
7. Dolphins live in social groups of five to several hundred.
8. The biggest dolphin is the orca or killer whale.
9. In the wild, dolphins can live for quite a long time.
10. They use many sounds such as clicks, whistles and squeaks to communicate with each other.
11. Dolphins don’t drink water because most of the water is saltwater.
12. A dolphin calf nurses for up to two years.
13. The reason they get so much attention is because they are very friendly and playful.
14. There are almost forty different species of dolphins.
15. Scientists believe that dolphins conserve energy by swimming alongside ships.
16. Dolphins vary in colour, but they are generally grey with darker backs than the rest of their bodies.
17. Although they live in the water, dolphins are mammals just like humans and need air to breathe, which they do out of a blowhole on the top of their heads.
18. Dolphins live in groups called schools or pods.
19. If they are in groups then a female dolphin leads the herd.
20. Most dolphins that live in oceans sleep with one eye open and the other closed!