: Their vestigial wings are tiny and completely useless for flight.
: Females lay eggs up to 20% of their body weight. apterygidae
: Their plumage lacks barbules and feels exactly like shaggy hair. : Their vestigial wings are tiny and completely
The family Apterygidae contains the kiwi , an extraordinary flightless bird endemic exclusively to New Zealand. 🥚 Bizarre Biology apterygidae
: Unlike most birds with hollow bones, kiwis have marrow-filled bones. 👃 Super Senses