A third species, thresher sharks, also showed "directed walking" like the tigers, but on much smaller scales.

另一种鲨鱼，长尾鲨同样能够像虎鲨那样“直来直去”，但是活动区域较小。

youdao

Species targeted this way in UK waters include the shortfin mako, blue, smooth hammerheads and thresher sharks, as well as species such as Portuguese dogfish and gulper sharks.

在英国水域上，受到如此待遇的目标群体包括短鳍灰鲭鲨、蓝鲸、锤头鲨、长尾鲨，以及葡萄牙角鲨和刺鲨。

youdao

Since this paper came out, I got ane-mail from somebody in Bali just a weeks ago saying, 'We're using your paper to stop illegal harvest of thresher sharks in Bali at a local dive community.

“这个研究成果发表之后，就在一个星期之前有人从巴厘岛发了一封电子邮件告诉我：“依照你的研究成果，我们正在停止非法捕捞巴厘岛的长尾鲨。”

youdao

The sea around Malapascua has far more for divers than just the Monad Shoal and thresher sharks.

BBC: Swimming with sharks in the Philippines

In the 17th century the waters around southwest England were home to blue whales, as well as large numbers of porpoise, dolphins, and blue and thresher sharks.

CNN: Future protection of the oceans could lie in the past

"Our research shows that, at times, tiger sharks and thresher sharks don't swim randomly but swim to specific locations, " said research leader Yannis Papastamatiou from the Florida Museum of Natural History in Gainesville.

BBC: Sharks navigate using 'mental maps'