History has not been kind to the elephant bird of Madagascar. Standing nearly 10 feet tall and weighing up to 1,000 pounds — or so researchers believed — this flightless cousin of the ostrich went ...

Before they were driven to extinction, giant elephant birds roamed Madagascar, weighing up to 2,000 pounds and towering 10 feet tall. A new analysis gives hints as to how many species there once were.

Towering over nine feet tall and weighing over 1,500 pounds, the aepyornis has a pointy beak and powerful talons. Sometimes called "flightless giants," the birds lived more than 1,200 years ago and ...