Dolphins are aquatic animals that somehow always look very cute.
Dolphins are aquatic animals that are very friendly to human beings. So, let’s discover more facts about them!
- Dolphin is a common name of aquatic mammals.
- There are 44 extant species named as dolphins.
- Males are larger than females.
- They live anywhere on the planet, but in general, they prefer warmer places such as the Mediterranean sea or the tropic zone.
- Dolphins live in the sea, but can’t breathe underwater.
- They swim up to the ocean’s surface to get air.
- They rest one hemisphere of their brain for 15 to 20 minutes at a time.
- They take these “naps” several times each day.
- This is how they breathe and look after themselves all day long.
- Dolphins communicate making a variety of vocalizations.
- While “hunting down”, they make clicking sounds.
- They communicate with other dolphins by whistling.
- Dolphins also create very loud sounds when they feel excited or aggressive.
- One of their biggest enemies is the shark!
- Scientists haven’t linked their vocalization to their general behavior yet, so they are considered mysterious animals.
- To know where they are in relation to other objects and animals, dolphins use echolocation.
- This is a biological sonar.
- More simply they talk and then they hear echoes in order to understand where they are.
- They are carnivores.
- Echolocation is also used by them to trap, catch, and eat fish and squid.
- Dolphins are quite social and create friendships.
- Every dolphin has its own whistle.
- That’s somehow their name.
- Marine scientists believe that female dolphins may even teach their baby dolphins their whistles before they’re born.
- Dolphins use their unique whistles to call out to one another.
- In addition, they are able to remember other dolphins’ whistles after decades apart.
- The largest dolphin species is the Orca, which is also called Killer Whale.
- It can be 30 feet long—10 times longer than the smallest dolphins.
- Dolphins do have teeth but don’t use them to chew food.
- They only use their teeth to catch their food.
- Dolphins have many stomachs and one is specifically made for digestion.
- They are pregnant from 9 up to 17 months and give birth to only one baby dolphin.
- Their skin is normally “reborn” every 2 hours.
- Hunting, overfishing, and pollution are the reasons why they re in danger.
- In general, wherever they live, they live in groups which can be consisted of 1.000 dolphins!
- The oldest dolphin of the world died at the age of 61!
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