The research aims to produce valid information and must use reliable instruments that guarantee accurate and make it quantifiable and possible reproducibility. Allowing the exclusion or at least control prejudice of personal insights and trends that may distort the results.
Crocs Uncover
Bizarre Species
lunes, 8 de junio de 2009
Pilot whales
May 30, 2009--Rescuers try to push one of about 55 pilot whales that mysteriously stranded themselves back to sea.
Though more than 20 of the mammals survived, the rest were euthanized by gunshots to the head, BBC News reported.
No hay comentarios:
Publicar un comentario