An emotion is a feeling such as happiness, love, fear, anger, or hatred, which can be caused by the situation that you are in or the people you are with.
Just like man, animals also show emotions and express feelings to man and/or other animals.
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The domestic dog is a wolf-like canid in the genus Canis, and is the most widely abundant terrestrial carnivore. It is active all around the world, and is one of the most popular domestic pets as of 2021. They come in more than 350 breeds.
Dolphins are a widely distributed and diverse group of fully aquatic marine mammals. They are an informal grouping within the order Cetacea, excluding whales and porpoises, so to zoologists the grouping is paraphyletic.
Elephants are large mammals of the family Elephantidae and the order Proboscidea. Two species are traditionally recognized, the African elephant and the Asian elephant, although some evidence suggests that African bush elephants and African forest elephants are separate species.
The "House Cat", also known as the Domestic Cat or the Feral Cat, is a small feline, a good hunter, and comes in a variety of colors and fur patterns. Contrary to popular belief, however, they are not truly domesticated. They are highly intelligent and good at problem solving.
The horse is one of two extant subspecies of Equus ferus. It is an odd-toed ungulate mammal belonging to the taxonomic family Equidae, and can be tamed, bred, and trained, as a mount.
Often in/from packs, Wolves are carnivorous Canines that come in various colours and breeds, and have evolved to Dogs. Some breeds of Wolves are, like Dogs, domesticated, to become a Working Dog.
Rats are various medium-sized, long-tailed rodents of the superfamily Muroidea. "True rats" are members of the genus Rattus, the most important of which to humans are the black rat, Rattus rattus, and the brown rat, Rattus norvegicus.
Monkeys are haplorhine primates, a paraphyletic group generally possessing tails and consisting of approximately 260 known living species.
The guinea pig, also called the cavy or domestic guinea pig, is a species of rodent belonging to the family Caviidae and the genus Cavia.