A nesting female hoopoe and her chicks rub a smelly liquid into their feathers. It smells like rotting meat and is thought to keep predators away.

Clever Birds · day 7 of 7
The liquid smells like rotting meat and is thought to keep predators away.
From six days old, chicks can squirt poo at intruders.
The first Everest expedition recorded a hoopoe at about 6,400 m.
A female lays around 12 eggs there, against about four in the tropics.
A national survey of 155,000 citizens chose the hoopoe in May 2008.
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