The A-Darter will still notionally equip SAAF Gripens, but a long-awaited series of initial flight tests have yet to occur and the future of the programme is in doubt.

A -标枪手理论上将装备南非空军的鹰狮战斗机，但是被期待已久的首飞测试仍然是遥遥无期，整个项目的未来仍充满变数。

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Ask hardworking voters to sacrifice in the name of the snail darter, and, if they are feeling polite, they will give you a shrug.

如果你要求勤劳的选民为蜗牛鱼做出牺牲，客气一点的，也就对你耸耸肩而已。

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The infamous snail-darter, a three-inch fish that held up for years the construction of a federal dam in Tennessee, has happily survived the dam's arrival.

ECONOMIST: Wild-life conservation: Landscape or animals first? | The

The red-veined darter is a rare visitor from southern Europe and was spotted at Brecknock Wildlife Trust's Brechfa Pool nature reserve above Llyswen.

BBC: Rare dragonfly visitor at reserve