Pay in 4 interest-free payments of $17.07 Learn more
Ships within 48 hours · Estimated delivery Aug 3 - Aug 8
round disc-shaped body
Spinosaurus means "spine lizard
A 2009 study showed that large tail knobs could generate sufficient force to break bone during impacts
The idea that birds are living dinosaurs has been accepted by most paleontologists for some time
or even a separate kingdom of life unrelated to anything living today
Ankylosaurus, armored scute plate, Cretaceous Troodon round disc-shaped bodyAnkylosaurus had a tail club that was composed of several large osteoderms, or boney lumps, which were fused to the last few tail vertebra. Its heavyweight was supported by the last seven tail vertebrae, which interlocked to form a stiff rod at the base of the club and were themselves supported by think bony tendons. These allowed great force to be transmitted to the club which could be a devastating weapon against the bones of attackers. The body was
US$ 2880.50
US$ 123.50
US$ 195.00
US$ 65.00
US$ 32.20
US$ 73.00
US$ 40.00