Pets

animal that is kept as a companion and cared for

affectionately. (Dictionary.com)
A pet is a tame animal kept in a household for companionship, amusement. (World English Dictionary)
A pet is an animal which is kept in the home as a companion and treated kindly. (Cambridge Online Dictionary)

kept in suitable conditions;
treated with love and respect;
examined by

the vet at least once a year;
fed and washed regularly;
be trained by a specialist.

homeless. People built special shelters for them and try to

find potential owners.

Still sometimes even those animals who have people to take care of are treated with cruelty and thus are also unhappy.

exotic pets and illegally buy animals that are extinct. It’s

the violation of the law and a crime against wildlife not only because it may be one of the last representatives of a rare species. Such animals are used to another climate and can have children only in their natural environment.

towards people can also be registered.

among them is the right to the gentle stroke of

a human hand. (Robert Brault)
Our perfect companions never have fewer than four feet. (Colette)
It often happens that a man is more humanely related to a cat or dog than to any human being. (Henry David Thoreau)
The kind man feeds his beast before sitting down to dinner. (Hebrew Proverb)
Animals are such agreeable friends - they ask no questions, they pass no criticisms. (George Eliot)