Definition: Rewrite each original sentence in order to make it easier to understand by non-native speakers of English. You can do so by replacing complex words with simpler synonyms (i.e. paraphrasing), deleting unimportant information (i.e. compression), and/or splitting a long complex sentence into several simpler ones. The final simplified sentences need to be grammatical, fluent, and retain the main ideas of their original counterparts without altering their meanings.
Input: Given their low metabolic rate and the low density of prey at such depths, Vampire Squid must use innovative predator avoidance tactics in order to conserve energy.

Vampire Squid have low metabolic rate and the low density of prey at such depths. They must use innovative predator avoidance tactics in order to save energy.