“灭绝的”用英语怎么说

目前，30%的爬行动物、鸟类和鱼类面临灭绝的危险。30 percent of reptiles, birds, and fish are currently threatened with extinction.恐龙是如何灭绝的？How did the dinosaurs die out?这些濒临灭绝的、性情温顺的大型动物属于高度群居的动物。These endangered gentle giants are highly social...