Being able to grow to over 65 feet (20m), made Shastasaurus, a variety of ichthyosaur, the largest marine reptile/dinosaur species ever found.
The blue whale is the heaviest creature in the sea (considerably heavier than even the largest dinosaur).
The plesiosaur or the mosasaurid.
the pacific ocean is the largest ocean but the i think the Caribbean sea is the largest sea
The Mediterranean Sea is the world's largest sea.
The Mediterranean Sea is the world's largest sea.
Dinosaur Train - 2009 Shiny's Sea Shells was released on: USA: 26 July 2010
The largest sea turtles are the leatherbacks
The largest ancient sea was 'tethes'(titees) sea
Which sea is the largest North sea , mediterranean Sea or Caspian sea , or South china
Sea and Sun
lochness monster
Denver the Last Dinosaur - 1988 Denver at Sea 2-10 was released on: USA: 1989