Scientists found an elusive 2-foot-long predator with a “dangerous ... Published Feb. 28 | Read More | Prehistoric ‘gentle giant’ — nearly 23 feet long — found in Argentina.

This elusive predator, known for its “dangerous ... Published Feb. 28 | Read More | Prehistoric ‘gentle giant’ — nearly 23 feet long — found in Argentina. See new species In the ...

It's a new species → Prehistoric creature — with 'armor ... “This is a reference to the behavior of the species as ambush predator living within (the) tubular structure of glass sponges.” ...