Despite their reputation as top predators in their world, bears are omnivores.

在它们的世界里，尽管以一种顶级掠食者而闻名，但它们其实是杂食动物。

Their mischievous appearance belies their status as one of Britain's top predators.

淘气的外表下掩藏的是它们作为英国头等捕手的身份。

Such megacrocs, then, could easily have acted as top predators in this ecosystem.

这样的巨鳄能在这样的生态系统中轻松担当顶级掠食者的角色。

It was a top predator at the time, hunting kangaroos and other animals.

它在当时是顶级捕食者，猎杀袋鼠和其他动物。

And seals spend most of their time underneath that ice, avoiding the top predator.

而海豹大部分时间都呆在海冰下，躲避冰上的捕食者。

That's the top predator that hunts other animals but has no predators of its own.

“apex predator”指捕食其他动物，但没有天敌的捕食者。

And at first, scientists thought it was the top predator of the seas.

一开始，科学家们以为它是海洋中的顶级掠食者。

Allosaurus in its time was the top predator.

异特龙是那一时期的顶级掠食者。

The hardest role in the ecosystem is top predator. Most of the time, you are almost starving.

食物链中最难的角色就是顶端的捕食者。很多时候它们都面临饥饿。

The largest ones were the top predators in South America, together with the marsupials and terrestrial crocodiles.

体型最大的恐怖鸟是南美洲的顶级掠食者，还有有袋类动物和陆生鳄鱼。

Over hundreds of thousands of years, these earthworms evolved a behavior that helped them escape a top predator.

在数十万年的时间里，这些蚯蚓进化出了这种行为来帮助它们躲避最顶尖的捕食者。

And as top predators they help regulate the populations of other species and bring balance to the ocean.

作为顶级捕食者，它们帮助调节其他物种的数量，维持海洋平衡。

And so, when the top predators are present, you have a much more diverse and high functioning ecosystem.

所以，当顶级捕食动物出现的时候，生态系统就更加多样化和高效。

What two cold-blooded creatures have scaly skin, are top predators, and live on every continent except Antarctica and Europe.

什么两种冷血动物有鳞片状的皮肤，是顶级掠食者，且生活在除南极洲和欧洲以外的每一个大陆。

So when you start removing too many of these top order predators you get an imbalance in the ecosystem.

所以, 当你开始去除太多这样的顶级捕食者生态系统就会变得不平衡。

Being smarter than your prey is an excellent way to remain a top predator.

比你的猎物更加聪明是保持顶级掠食者王座的妙招。

The evidence points to a top predator whose scale is almost unimaginable - a giant monster who roamed the seas.

证据指向一种顶级掠食者，它有着几乎无法想象的庞大身躯——一个在海中游荡的巨怪。

The Arctic was not home to any top predators.

北极不是任何顶级掠食者的家园。

Albertosaurus was a top predator of the Tyrannosaur species.

阿尔伯特龙是暴龙中的一种顶级掠食者。

Unless, of course, the top predator of the system-the one that could hunt down adult ornithopods-was not a dinosaur at all.

当然除非生态系统的顶级掠食者--即是能捕杀成年的鸟脚亚目食草恐龙的--并不完全是恐龙。