The fossilized bones of a large-sized penguin species that lived during the Paleocene epoch (between 66 and 56 million years ago) have been discovered in New Zealand. A pair of extant penguins. Image credit: Martin Fuchs. Named Crossvallia waiparensis, the ancient penguin was about 5.2 feet (1.6 m) tall — taller than today’s 4-foot (1.2 m) Emperor penguin — and had a mass of between 70 and 80 kg. Its leg bones and two ends of the humerus...
