El Cerrato hills or cerrales". Other sources say it comes from the Latin serrare, in the sense of an enclosed area, fenced or cordoned off. In the moors there are hares (leporidae), rabbits (oryctolagus cuniculus), partridges (phasianidae) and turtle doves (columbina). Along the river channels there is the presence of herons (nycticorax nycticorax), otters (lutra lutra), the Pyrenean desman (galemys pyrenaicus), while in the moors are found the Great Bustard (otis tarda), Little Bustard (tetrax tetrax) and montagu's harrier (circus pygargus), a species listed in the Catálogo Nacional de Especies Amenazadas or "National Catalogue of Endangered Species" (Royal Decree 439/1990, of 30
Ben 10: Secret of the Omnitrix Ben. He explains the situation to Ben, who hasn't figured out the meaning of the countdown. He leaves Gwen and Grandpa Max behind, not wanting the latter to be recognized during their trip, but Gwen sneaks on board anyway. Using the advanced medical equipment on board his ship, Tetrax finds the DNA signature of the Omnitrix's creator, Azmuth, and tracks him to a prison facility called Incarcecon. During the journey, Tetrax hopes Ben would stop being a hero when the Omnitrix stop the countdown and Azmuth would shut it up for good. Ben is upset that he'll never be a