Long Way Education

By Eman Abdallah Kamel

Eman is a writer and an engineer. She is interested in writing about animals and their facts.

Dolphins

Dolphins are aquatic mammals belonging to the whale family. They are warm-blooded and can regulate their body temperature because they are mammals, not fish. They have lungs and breathe through a blowhole, a single opening on top of their head.

Dolphins typically have smooth, supple skin, which is a mix of black, white, and gray. They have a triangular dorsal fin and two flippers on their sides. Their tails are horizontal, unlike those of fish.

Dolphin pods are groups of dolphins that live in rivers, seas, and oceans. While some dolphin pods live in shallow waters far from the coast or in the deep sea, others prefer coastal waters.

Some dolphin species are in danger of going extinct, according to the International Union for Conservation of Nature.

On the other hand, there are some global concerns about protecting dolphins from extinction, such as the Cambodian Mekong Dolphin Conservation Project and the World Wildlife Fund (WWF).

Interesting Facts

1. Dolphins do not lay eggs; instead, they give birth like all other mammals. They have warm blood.
2. All dolphins are vertebrates with lungs for breathing. Dolphins have hair on their upper jaws from birth to help them stay warm in cold climates, but it falls off around two weeks after birth.
3. When the dolphin reaches the surface, it opens its blowhole, lets out what appears to be water vapor, and inhales again. The dolphin controls the muscles in the blowhole. It gains the ability to modify the blowhole so that it opens above the water and closes before sinking back down.
4. Dolphins can fall asleep by putting one half of their brains to rest at a time. Dolphins always keep one eye open while they sleep. Dolphins typically sleep in tiny groups. When the dolphins are sleeping, they also swim more slowly.
5. To catch fish, the dolphins cooperate to form a ring of mud. After that, some of the group’s dolphins wait outside the ring for any fish that attempt to break free so they can eat them. Without gaining anything in return, dolphins assist both their own species and other species.
6. Dolphins use a variety of clicks, whistles, and squeaks to communicate.
7. Dolphins express both happiness and sadness.
8. Larger dolphins, orcas, can travel up to 100 miles every day, while smaller dolphins can only travel 40 miles.
9. There are only a few thousand mature Gangetic River dolphins left in the wild, making them endangered.
10. There are only an estimated 1,500 Atlantic humpback dolphins left in the wild, making them critically endangered according to the International Union for Conservation of Nature.
11. Hector’s dolphin, which is indigenous to New Zealand and is regarded as endangered, is the smallest marine dolphin in the world.
12. In 2004, the World Wildlife Fund and TRAFFIC supported a ban on the trade of Irrawaddy dolphins.
13. The baiji once lived in China along the Yangtze River. The baiji’s population sharply decreased, and they eventually vanished from the river.
14. The majority of the Amazon and Orinoco river basins are home to the endangered pink dolphin.

Famous Dolphin Shows

The following four dolphin shows are popular worldwide.

1. SeaWorld San Diego (United States)

• The “Dolphin Adventures” show at SeaWorld San Diego provides exciting bottlenose dolphin performances in a large marine park.
• This show is a prime example of a commercial marine mammal show, attracting significant visitor attention and media coverage.

2. Pattaya Dolphinarium (Thailand)

• Located in Thailand, this dolphinarium is marketed as “Thailand’s best dolphin show.”

3. Antalya Aksu Dolphinarium (Turkey)

• This dolphinarium in Antalya offers daily dolphin and seal shows and is described as “the most famous dolphin show in Antalya.”

Dubai Dolphinarium Show

4. Dubai Dolphinarium (The UAE)

• The indoor Dolphinarium is situated in the United Arab Emirates’ Creek Park.
• Dolphins and Seals Show—a live performance in an indoor arena-style pool with bottlenose dolphins and fur seals. 

©Eman Abdallah Kamel, 2025

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