
Chapter 1
The bird designed by a committee
Chapter 2
The ultimate egg laying champion
Chapter 3
The evolutionary plot twist
Chapter 4
Surviving the modern world
YOUR GOAL
Master of The bird that forgot how to bird
Ch 1 · The bird designed by a committee

misslily While other birds need lightweight skeletons to fly, the flightless kiwi has heavy bones with marrow to live

misslily A close-up reveals fluffy, mammal-like feathers and long whiskers around a kiwi's beak
Fun Fact
Kiwi body temperature: Unlike most birds with a hot body temperature of 42 degrees Celsius, the kiwi has a mammalian temperature of just 38 degrees.
Glossary
kiwi (noun)
A flightless bird endemic to New Zealand, having a long slender bill with nostrils at the tip. This peculiar creature possesses mammalian traits, including cat-like whiskers, marrow-filled bones, and a low body temperature.
A flightless bird endemic to New Zealand, having a long slender bill with nostrils at the tip. This peculiar creature possesses mammalian traits, including cat-like whiskers, marrow-filled bones, and a low body temperature.