Text written in Basque and translated automatically by Elia without any subsequent editing. SEE ORIGINAL
Ecosphere - Is there a limit to the altitude at which birds can fly?
It’s not easy to know how high the birds can fly because they don’t try to break the record. The highest flights we know of are those over the Himalayas or those recorded in collisions with commercial aircraft.
Buletina
Bidali zure helbide elektronikoa eta jaso asteroko buletina zure sarrera-ontzian
Teknopolis
