123441b0_guage__How_to_Speak_Vegetarian__Examples
It (nonhuman animals are sexless things) She, he, they, he or she (NHAs have sexual characteristics, just like humans) [Examples] 
When an animal is ill, take it to a veterinarian. When a nonhuman animal is ill, take them/her or him to a veterinarian.
World Vegetarian Congress, 2004 - Animal-Friendly Language: How to Speak Vegetarian
Examples