These aquatic animals make their ‘laughing’ sound while play-fighting with each other.
These animals are so mellow and happy that they often work as “therapy goats” to calm down anxious horses.
This animal is a playful creature and enjoys socializing and grooming with one other.
These happy animals enjoy their environment by diving and fishing.
Kinkajous are called honey bears because they raid bees’ nests to obtain honey.
The bluebird is known as the bird of happiness.
These birds are known for their intelligence and have been observed playing pranks on each other.
These happy animals are famous for their call, which sounds like laughter.
When opossum babies are too big for their mother’s pouch, she carries them on her back.