Text written in Basque and translated automatically by Elia without any subsequent editing. SEE ORIGINAL
Animated science: Jurassic submarine vessels
The Ammonites did not swim; they were propelled. Their coiled shell was composed of several chambers, and the body was placed in the last. But they had an organ called a syphilis, like a long viscera that ran through all the chambers. Through this organ they could fill the chambers with gas or water to go up or down.
Buletina
Bidali zure helbide elektronikoa eta jaso asteroko buletina zure sarrera-ontzian