Show:
Vocabulary
Giant Land Creatures
Giant Reptiles & Fish
Giant Birds
Story Elements
100
The time before writing was invented, around 6,000 years ago.
What is prehistoric.
100
This creature grew to be about 6 meters long, lived during the last ice age, and its relatives live in South America today.
What is the giant ground sloth.
100
The long-necked sea hunter had this many backbones in its neck.
What is 76.
100
The main idea of the section titled "Giant Birds" was...
What is "Most terror birds were large predators that once lived on Earth".
100
The reason the author wrote this story like the reader was traveling back in time through a time machine.
What is to make the information and details come to life.
200
Animals that do not have backbones
What is an invertebrate.
200
Humans painted this land creature on walls of caves in Europe.
What is mammoths.
200
This reptile creature had a huge head with a long, pointed snout.
What is a cymbospondylus (fish-like reptile)
200
The Gastornis probably eat meat because it had a ...
What is sharp beak designed to tearing things apart.
200
How humans can help animals to not become extinct in our current time.
What is preserve their habitats.
300
A group of organisms that have most things in common.
What is species
300
This caused insects and other creatures to grow very large.
What is more oxygen.
300
The Leedsichthys was a lot like what animal today because they both have many small teeth that help to strain their food.
What is whales.
300
The Phorusrhacos ate small animals, such as...
What is saber-toothed cats and small horses.
300
Name three large creatures of today.
What is blue whales, great white sharks, elephants, giraffes, ostriches, giant squids,condors, grizzly bears, and anacondas.
400
Large divisions of time in Earth's history.
What is eras
400
Humans using up bamboo for food and tools caused this creature to become extinct.
What is "King Kong"
400
Giant invertebrates were different from giant fish because...
What is the invertebrates didn't have backbones.
400
This is why the Phorusrhacos moved faster than the Gastornis.
What is it had hollow bones.
400
The fate of the large giant catfish caught by fisherman in Thailand in 2005.
What is it was eaten.
500
Scientists who study fossils
What is paleontologists.
500
The dino-sized rhino used its large body to store huge amounts of water and fat to do this.
What is to survive long, hot, and dry seasons.
500
Changes in these caused sea creatures to disappear.
What is climate and water levels.
500
The terror birds are like and unlike ostriches in that they...
What is are flightless but eat meat not plants.
500
Tests of this help to show how animals of today are related to animals of prehistoric times.
What is DNA.