Apterygidae -

: Their vestigial wings are tiny and completely useless for flight.

The family Apterygidae contains the kiwi , an extraordinary flightless bird endemic exclusively to New Zealand. 🥚 Bizarre Biology apterygidae

: Their plumage lacks barbules and feels exactly like shaggy hair. : Their vestigial wings are tiny and completely

: Females lay eggs up to 20% of their body weight. apterygidae

: Unlike most birds with hollow bones, kiwis have marrow-filled bones. 👃 Super Senses