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Harmless 4 year s ago
The expression "rare as a hen's tooth" comes from the fact that chicks in the egg have what is known as an "egg tooth" on their beak which helps them break out of the shell. They lose it almost immediately after hatching. Hence the expression.
MISCONCEPTION: PENGUINS ARE MONOGAMOUS AND MATE FOR LIFE
85 percent of Emperor Penguins switch partners each breeding season while around 71 percent of king penguins do the same. Play on, players.
