The Ganges dolphins can only live in freshwater and are essentially blind. They emit ultrasonic waves to hunt. Ultrasound hits fish and other prey and bounces off, allowing you to "see" the image in your mind.
Why are Ganges dolphins blind?
There is a triangular lump on about two-thirds of the back because there is no true dorsal fin. What they lack in their dorsal fins is made up of pectoral fins that are larger than most other dolphin species. Their eyes lack the crystalline lens and are effectively blind.
Are Indian dolphins blind?
The Indus river dolphin (Platanista gangetica minor), locally known as Boulan, is one of the eight freshwater dolphins currently in existence in the world. These dolphins, found in freshwater sources such as rivers, cannot survive in salt water like marine dolphins. These dolphins are blind and depend on echolocation.
Can you see Ganges dolphins?
I am using a large melon head for echolocation because it is not visible. Their eyes are usually small due to muddy water.
Are dolphins blind?
Yes, you can see dolphins. In fact, some species of dolphins have excellent visibility and can see objects very far away. The quality of dolphin's eyesight often depends on the species. .. You can see dolphins, but it's unclear if dolphins can be seen in color.
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