One of starlings concluded that these birds become optimistic or pessimistic based on living conditions .

一个是关于八哥的研究，结论就是这些鸟儿能根据它们的生活状态变得乐观或者悲观。

Granted I 've only mentioned baboons and starlings but there you 've got a mammalian representative and an avian one .

虽然我只是提到了狒狒和八哥，但是它们是哺乳动物和禽类的代表。

The starlings are therefore more noticeable .

因此这些令人吃惊的鸟群更加引人注目。

Type genus of the sturnidae : common starlings .

椋鸟科的模式属；常见的八哥。

I really enjoy the ingenuity of scientists testing optimism and pessimism in starlings episodic memory in scrub jays and meadow voles joy in rats .

我非常欣赏科学家们的创造力，他们能测试八哥的乐观和悲观，测试灌丛鸦和草甸田鼠的情景记忆，测试老鼠的欢乐。