The truth is that pinnipeds seem to be doing well in Uruguay.

事实上，乌拉圭鳍足类动物的数量的确有所。

I'm from Mystic Aquarium in Mystic, Connecticut. I'm a trainer of cetaceans and pinnipeds there.

我来自康涅狄格州的神秘水族馆。我是一名鲸目动物和鳍足类动物教练。

And social pinnipeds might've competed with the penguins for safe places to breed, too.

社会性鳍足类动物也可能与企鹅争夺安全的繁地。

Toothed whales and pinnipeds, like seals and sea lions, might have competed with the giant penguins for food.

齿鲸和鳍足类动物， 如海豹和海狮，可能与巨型企鹅争夺食物。

Its teeth have been found stuck in the ribs of many unidentified whale species, as well as the tiny Piscobalaena, and even in a pinniped about the size of a sea lion.

它的牙齿被卡许多未确定种类的鲸鱼的肋骨中，也小型的鱼鲸，甚至是和海狮大小相似的海豹类动物身上。

Researchers had already discovered the capacity for vocal learning in species other than humans, including in songbirds, hummingbirds, parrots, cetaceans such as dolphins and whales, pinnipeds such as seals, elephants and bats.

研究人员已经人类以外的物种具有声学习的能力，包括鸣禽、蜂鸟、鹦鹉、海豚和鲸鱼等鲸目动物、海豹等鳍足类动物、大象和蝙蝠。

This is also something done with ocean recording, where they're able to put out ocean recorders for a month to listen to mammalian communication with pinnipeds or whales or any of those things.

这也是通过海洋录音完成的，那里他们能够将海洋录音机放置一个月， 以收听哺乳动物与鳍足类或鲸鱼或任何这些东西的交流。

Finally, " transient" killer whales, each up to 8 metres in length, are found across both shallow and deep coastal waters and pursue marine mammals, including cetaceans (whales and dolphins), as well as pinnipeds (sea lions and seals).

“过客鲸”的度可达8米，分布沿海浅水区和深水区，捕食海洋哺乳动物，包括鲸目动物（鲸鱼和海豚）以及鳍足类动物（海狮和海豹）。