Pink Dolphins Sharmaine Kwan wiki/Pink_dolphins

The pink dolphins (Sousa chinensis) can be found throughout Southeast Asia, South Africa and Australia. They are mammals and can be found in the shallow waters near the northern parts of Lantau Island in Hong Kong. Blue – Where they habitat

During a pink dolphin’s lifetime, their skin colour changes. StagesColour BirthBlack ChildhoodGrey Youth age Pinkish Grey with spots Adult Pinkish white with the spots fading out

Why are they called pink dolphins? They are called pink dolphins because of their pink skin. This is because they can expand their blood vessels to release body heat which makes you see pink skin. Facts : Pink dolphins can live up to 40 years old The oldest pink dolphin in Hong Kong is 33 years old You can know the age of a dolphin by observing the cross section of its teeth

Pink dolphins uses echolocation to find food and to avoid danger. Noises from the boat engine can interfere with the echolocation and the communication between dolphins. A pink dolphin’s meal includes small river fish, crabs, small turtles and catfish.

Dangerous facts Many pink dolphins live in the Pearl River which is polluted Reclamation leads to the habitat loss of pink dolphins. They are hunted tonnes of liquid waste is dumped into rivers cubic metres of sewage is dumped into the harbour Over fishing will reduce the amount of food for them

How can we protect pink dolphins? 1.Don’t pollute water 2.Stop reclamation to avoid habitat loss 3. Don’t hunt them 4. Join a beach clean-up 5. Avoid toxic products