Orca o ballena asesina (Orcinus orca): el miembro de mayor tamaño de la familia Delphinidae (delfines) Reino: | AnimaliaFilo: | ChordataClase: | MammaliaOrden: | ArtiodactylaFamilia: | DelphinidaeGénero: | OrcinusEspecie: | O. orca A pesar de lo que sugiere el nombre “ballena asesina”, la orca pertenece ...
In this bonus scene from The Serengeti Rules, scientist Jim Estes discovers the collapse of the kelp forest ecosystem he had once seen thriving in the 1970s. He determines how it’s caused by a ripple effect from the Pacific Northwest whaling business in the 1990s, ...
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Seal-hunting orca know exactly how to exploit time and tide. Like Viking raiders, they are ruthless, well organized and fiercely intelligent.
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Species of monkey previously unknown to scientists discovered in the Congo, 390 million-year-old mollusk reconstructed in 3-D, and spongy tissue found in human hearts also found in those of reptiles.
On the hunt for herring, killer whales use a herding call to cause discomfort and confusion for a school of herring, making the fish easy targets for a meal.
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