Like most mammals, giant, dinosaur-era marine reptiles gave birth to live young, a new fossil study hints. But did the monsters mother?
"Sea Monster" Fetus Found—Proof Plesiosaurs Had Live Young?
- National Geographic News
- 11. 8 2011 (21:22)
Like most mammals, giant, dinosaur-era marine reptiles gave birth to live young, a new fossil study hints. But did the monsters mother?