Why do some snakes have a blue spot or a blue eye?
When snakes shed their skin, it is called ‘Blue’ because there is often a blue spot or blue eye.
Snakes shed their skin as they grow larger. This is called ecdysis.
Snakes produce a mucous (sticky liquid) when they shed their skin, which helps separate the old skin from the new skin. The mucous often enters their eye scale, turning it blue.
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What is the difference between albino and leucistic?
At the Tbilisi Zoo in Georgia there are a number of peacocks and peahens, including a white peacock. It is a leucistic peacock.
Leucistic peacocks are white all over. It is a genetic mutation called leucism which causes a reduction of colour pigmentation.
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