Imagine cracking open a boiled egg, only to find the whites aren't white at all - but completely see-through. That is exactly what a viral Reddit post claims happens when you boil a penguin egg.

Once on land, Adélies build nests and line them with small stones. Though they move with the famed “penguin waddle” they ... They take turns sitting on a pair of eggs to keep them warm ...

A Reddit user boiled penguin eggs which turned see-through rather than opaque like chicken eggs. This happens due to the unique composition of the albumen in penguin eggs. Penguin eggs and meat ...