Brazilian researchers discovered unborn dolphin calves already carry toxic metals absorbed from their mothers before birth.

Clearly, a sense of respect for animals is all too easily forgotten — if it’s even learned at all. Who knows which of those two possibilities was the case in the La Plata dolphin incident, or ...

A rare La Plata dolphin died earlier this month after a group of beach-goers apparently took it out of the ocean, then surrounded and handled it, according to Vida Silvestre, a wildlife foundation ...

A rare La Plata dolphin died earlier this month after a group of beach-goers apparently took it out of the ocean, then surrounded and handled it, according to Vida Silvestre, a wildlife foundation ...

Handout undated picture of a La Plata dolphin (Pontoporia blainvillei). The long-beaked La Plata River dolphin, a small species living in South America's Atlantic coastal waters, is increasingly ...

A rare La Plata dolphin died earlier this month after a group of beach-goers apparently took it out of the ocean, then surrounded and passes it around, according to Vida Silvestre, a wildlife found… ...

A rare La Plata dolphin died earlier this month after a group of beachgoers apparently took it out of the ocean, then surrounded and handled it, according to Vida Silvestre, a wildlife foundation ...

A rare La Plata dolphin died earlier this month after a group of beach-goers apparently took it out of the ocean, then surrounded and handled it, according to Vida Silvestre, a wildlife foundation ...

A rare La Plata dolphin died earlier this month after a group of beach-goers apparently took it out of the ocean, then surrounded and handled it, according to Vida Silvestre, a wildlife foundation ...

A rare La Plata dolphin died earlier this month after a group of beach-goers apparently took it out of the ocean, then surrounded and handled it, according to Vida Silvestre, a wildlife foundation ...