Meaning:

good mother dinosaur

Size:

up to 7 metres long,
1 metres high

Weight:

up to 3000 kg

Diet:

plants (herbivorous)

When:

75 million years ago (Upper Cretaceous)

Where:

North America

• large duckill-shaped snout probably made sounds or improved their sense of smell
• similar growth patterns to modern birds
• seemed to nurse their eggs and young
• name has -a rather than -us on the end to represent “mothering” behaviour
• nested in colonies, travelled in herds for protection
• young mostly walked on two legs, adults mostly moved on four legs