How does the author describe humans' ability to decipher animals' facial expressions and how that might affect humans' relationships with animals?

Humans' ability to decipher animal's facial expressions will be vital to understanding the animals better.

According to the author, humans' ability to decipher animals' facial expressions will be vital in understanding them and having a better relationship with them.

The author stated that animals go through pain sometimes and understanding them is important to be able to treat them and build a better relationship.

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According to the author, the humans now have the ability to read the facial expression of animals when they are in pain. For instance, it's been discovered that lambs grimace when they are in pain.

This milestone achievement, according to him will improve the welfare accorded to animals being used for scientific experiments for testing or when they are being converted to food.

Cheers!

i think there should be answer choices