An introduction to the physical characteristics, behavior, and habitat of this long-necked and long-tailed dinosaur.

Describes what is known of the physical characteristics, behavior, and habitat of this long-necked and long-tailed dinosaur.

Describes the life, physical characteristics and behavior of the Diplodocus.

Over a hundred and fifty million years ago - a span of time so big that it's 30,000 times longer than all of recorded human history - giant animals walked the w

Describes what has been learned about the size, behavior, and surroundings of the long-extinct dinosaur known as diplodocus.