Active birds of Eurasia, Africa, and North America. It is of medium build, with a straight and pointed mouth, long and pointed wings, stout legs and feet, and usually black plumage with a metallic sheen. Good at imitating sounds, some species can even imitate human language, often in groups, noisy calls. Inhabitating in a variety of environments, including open, arboreal or terrestrial environments. Often nests are built in gaps in the walls of buildings, under eaves, and in tree holes. It feeds on the fruits and seeds of plants and also on insects. Is an important agricultural and forestry birds, can catch many pests, such as locusts, beetles, etc., the ability to adapt to the environment.

Also known as the delicate phoenix or long tailed parrot, it is a small to medium-sized parrot native to Australia. It is one of the most widely raised species in the parrot family, known for its bright feathers and friendly personality. The body is usually short, with a long and tapered tail and a variety of colorful feathers. Very intelligent, able to learn simple vocabulary and phrases, and even imitate sounds. Lively personality, enjoys socializing, and able to establish good relationships with humans and other birds. Strong adaptability, easy to raise, suitable as a family pet. Moderate exercise and mental stimulation, such as flying and playing, are needed to maintain health and happiness.

It is a medium-sized dog breed originating from Switzerland, belonging to the sheepdog and guard dog. Known for its strong physique, lively personality, and versatile work ability. Strong physique, with a long and slightly slender body, broad chest, and muscular limbs. Very intelligent, easy to train, and very loyal to family members. Has a strong work drive and protective instinct, capable of handling tasks such as shepherding, vigilance, and dragging. Lively and active, requiring sufficient physical activity and mental stimulation, therefore suitable for active families. Being friendly and brave in personality, maintaining vigilance towards strangers, and not showing aggression without reason.

It is a common coat color and pattern pattern of domestic cats, rather than an independent breed. The fur has unique stripes, patches, swirls, or spots, which are called tiger spots. The fur color is diverse. There is an "M" - shaped mark on the forehead, continuous stripes on both sides of the body, circular markings on the legs and tail, and fish bone spurs or spotted patterns on the body. Personality is usually friendly, independent, lively, very sensitive to environmental changes, and shows dependence on the owner. High intelligence, able to quickly learn new skills. Due to its appearance and personality traits, tabby cats have become a popular choice for pet enthusiasts around the world.

It is a common breed of domestic cat known for its unique markings and lively personality. Usually has yellow or brown fur with black markings, which are sometimes referred to as "tiger spots". Medium size, strong body, well-developed muscles. Eyes are often yellow or green, sometimes with a golden luster. The calico cat is not only beautiful in appearance, but also very intelligent and alert, and is a skilled mouse catcher. They have independent personalities and sometimes appear arrogant, but at the same time, they can also establish deep relationships with humans. Highly adaptable and easy to raise, it is one of the beloved pets in many families.

It is a mammal belonging to the family Canidae in the order Carnivorous, also known as a badger hunting dog. Named after its short limbs and body resembling sausages. Produced in Germany, it is divided into three types of fur: short haired, long haired, and hairy. Its body shape is divided into standard and mini types. Long lifespan, up to 15 years or more, lively and loyal personality, suitable for being a companion dog. Having a sensitive sense of smell, easy to train, but not suitable for jumping training to prevent spinal displacement. Likes to play and have a low amount of exercise, suitable for apartment breeding. It was introduced into Britain in the mid-19th century. At the beginning of the 20th century, the British bred a miniature dachshund, which became the official mascot of the Munich Olympic Games in Germany in 1972.