Was Tanque Loma the sloth version of Pompeii?

Tanque Loma 是庞贝城的树懒版吗？

These kinds of deposits have a couple of distinctive features that Tanque Loma just doesn't.

这些类型的矿床具有 Tanque Loma 所没有的几个显着特征。

But what was it about Tanque Loma that was so deadly for them?

但是 Tanque Loma 对他们来说如此致命的原因是什么？

Like, the layers of sediment at Tanque Loma suggest that the site itself did dry out periodically.

比如，Tanque Loma 的沉积层表明该地点本身确实会定期干涸。

Either way, Tanque Loma is an incredible — not to mention gross and fascinating — mystery.

无论哪种方式，Tanque Loma 都是一个令人难以置信的——更不用说恶心和迷人的——谜团了。

I'm talking about Tanque Loma, where at least 22 giant ground sloths in the genus Eremotherium met their end.

我说的是 Tanque Loma，那里至少有 22 只 Eremotherium 属的巨型地懒死亡。

There also aren't very many limb bones found at Tanque Loma, unlike other trap deposits.

与其他陷阱沉积物不同，在 Tanque Loma 发现的肢骨也不是很多。

Tanque Loma is a site in southwest Ecuador dating from the Late Pleistocene, between about 23,500 and 17,000 years ago.

Tanque Loma 是厄瓜多尔西南部的一个遗址， 可追溯到更新世晚期，距今约 23,500 至 17,000 年之间。

But, while the sediments at Tanque Loma are saturated with natural asphalt, it doesn't seem to have been a tar-pit-style trap.

但是， 虽然 Tanque Loma 的沉积物中充满了天然沥青，但它似乎并不是一个焦油坑式的陷阱。

At La Brea, for example, up to 75% of bones can come from juveniles, while at Tanque Loma, it's less than 50%.

例如，在 La Brea， 高达 75% 的骨头可能来自幼鱼，而在 Tanque Loma， 这一比例不到 50%。

Tar pit deposits tend to be isolated, deep, and cone-shaped, but the fossils at Tanque Loma occur in a single, relatively flat layer.

焦油坑沉积物往往是孤立的、深的和锥形的，但 Tanque Loma 的化石出现在一个相对平坦的单一层中。

First, that Tanque Loma was a site visited regularly by the sloths over an extended period of time and some individuals happened to die of natural causes there.

首先，Tanque Loma 是树懒在很长一段时间内经常光顾的地方，一些树懒碰巧在那里死于自然原因。

For one thing, there are almost no carnivores or birds preserved at Tanque Loma, while these tend to be the most common fossils at places like the La Brea Tar Pits.

一方面， Tanque Loma 几乎没有保存任何食肉动物或鸟类，而这些往往是 La Brea Tar Pits 等地最常见的化石。

And we can see from pollen and isotopes found in ocean cores that the region of Ecuador where Tanque Loma is located dried out during the time period when the bonebed was forming.

而我们从海核中发现的花粉和同位素可以看出，Tanque Loma所在的厄瓜多尔地区在骨床形成的时间段内已经干涸。