The fi rst Hypselosaurus eggs
were found in France in 1846,
though they weren’t
recognised as dinosaur eggs
until decades later. They were
also the earliest dinosaur eggs
ever to be discoveredEgg disoveries
DID YOU KNOW? (^) Some dinosaurs were able to lay more than 30 eggs at a time
Oval-shaped, 30cm tall, 25cm across
Hypselosaurus egg
Oval-shaped, 6cm tall,
4cm across
Chicken egg
“The earliest
known fossilised
dinosaur eggs
and embryos
date back to
190 million
years ago”
Dinosaur egg versus
chicken egg
The Hypselosaurus egg is fi ve times
larger than a chicken egg