Giant dinosaurs may have fasted like emperor penguins when laying eggs

By James Urquhart

Artist’s content of Argentinosaurus, a titanosaur

Shutterstock/David Roland

Titanosaur dinosaurs – thought to person been the largest animals to locomotion connected Earth and which person been recovered connected each continent – mightiness person gone bare and thirsty erstwhile gathering nests and laying eggs.

Léa Leuzinger astatine the University of Buenos Aires successful Argentina and her colleagues studied unchangeable c and oxygen isotopes successful 71 titanosaur eggshells and a tooth, each unearthed from 3 fossilised nesting sites successful Argentina. The fossils are betwixt 66 cardinal and 100 cardinal years old.

Food and h2o incorporate c …