Common adult ediacarans included jellyfish-like critters and things that resemble flattened grapefruit segments .
埃迪卡拉动物群中常见的成年个体包括,钵水母状生物和类似于扁平柚子的节肢动物。
Instead , these critters have blood cells called thrombocytes , which are about twice the size of platelets .
然而,这些生物有一种叫做thrombocytes的血细胞是血小板的2倍大。
Eating is key to survival , so clever critters shouldn 't take unnecessary chances .
吃东西是生存的关键,因此聪明的动物不会冒不必要的险。
Those critters die , and there 's nothing more satisfying than seeing a bunny corpse flung across the screen .
那些小生物已经死亡,并且没有什么比看到一只小兔子的尸体在屏幕中横飞更令人满意的了。
Previous studies have shown that precipitation can be a real pain for lots of winged critters .
先前的研究表明降雨对于很多带翅膀的动物来说是个痛苦的过程。
According to scientists , ticklishness is a defense mechanism humans developed against bugs , spiders , and other critters that may be touching our skin .