and a shrill cry of surprise and pain filled the air

La desaparición del Carcharodontosaurus y otros grandes dinosaurios se produjo hace unos 93 millones de años

hipopótamos

1:29 scale - 187 mm

Orcinus citoniensis Variant:Unprimed and a shrill cry ofOrcinus citoniensis, an extinct species of toothed cetacean of the Delphinidae family identified at the end of the Pliocene, between 2 and 5 million years ago. It was smaller than the modern killer whale (O. orca), may have reached 4 m in length (13 ft), and had around 8 more teeth in its jaw. It may have resembled the modern killer whale in appearance and could represent something of a transition between the modern killer whale and other dolphins.