The fruit of an aquatic plant, they look like a black bull's head with impressive horns.

一种水生植物的果实，看起来像一只长着骇人犄角的黑公牛的头部。

youdao

"Horns have been appearing in London at these natural history sales," says Martin, "and before, the price used to be quite low.And now, they're paying up to a $100,000 for a pair of black rhino horns.

"犀牛角过去一直作为自然历史销售品出现在伦敦"，martin说，"这之前，它的价格一直很低，而现在，黑犀牛角的价格达到10万美元一对。"

youdao

Black and white POTS that made my eyes light up: a lovely calf is a leisurely walk in the grasslands, crooked horns, big eyes, his face still hung sweet smile.

那个黑白相间的花盆使我的眼睛一亮：一只可爱的小牛正悠闲地漫步在草原上，弯弯的犄角，大大的眼睛，脸上还挂着甜美的微笑。

youdao

Nevertheless, the demand for rhino horns and black market prices have skyrocketed in recent years.

WSJ: 3 charged in smuggling horns of endangered rhinos

The U.S. Fish and Wildlife Service and Justice Department have launched "Operation Crash" using undercover agents and electronic surveillance in an effort to stop the black market trade in rhino horns, which has led to poaching and has reduced the world's rhino population by more than 90 percent since 1970.

WSJ: 3 charged in smuggling horns of endangered rhinos

The curled horns of a buck are caught in a black oak.

FORBES: Golden Fleece