Here's why we all should aspire to be someone's pet fish.

Fish have complex nervous systems and react to painful stimuli the way all animals do—their breathing rate increases, their muscles contract, and they try to escape. Dr. Donald Broom, scientific adviser to the British government, states that anatomically, physiologically, and biologically, the nervous system (which interprets pain signals) in fish is virtually the same as in mammals. Joaquin Phoenix portrays a fish’s suffering in this powerful video that he created for PETA:

If you want to keep pet fish learn what you need to pick the right ones and keep them healthy.

The history of the fish goes long back to the Cambrian period. But in those periods, they were the chordates having soft bodies. The first jaw fish appeared in the Silurian period. Keeping fish as a pet has been common since geological times, and most of them were consumed later as a source of food. Sumerians of those times used the wild caught fish for meals, and before preparing, these fishes were placed in the ponds. In Asia, many types of freshwater fish were stocked in the rice paddies for eating. Some species like goldfish and carp have been common in China and Japan since 2000 years back. The Chinese people started to raise the goldfish species in a large vessel made of ceramic in the times of the Song Dynasty. In the medieval period, European regions were common with Carp fish pools, especially in the monasteries and estates, mainly grown for food purpose. Marine fishes were costly in those days. The wealthiest people, especially the Romans preferred keeping marine fishes like Lampreys in the exclusive salt water pools.

Dad gets worst possible news when Mom buys pet “fish” (6 Photos)

Great place to shop for all of your fish needs, and items for your pets and fish tank supplies. It belongs to the family of Polypteridae. These fish grow up to 97cm in length. The body consists of 4 pairs of gill arches. These fish are very popular in the pet shops by the name Dragon Bichir. The different types of Bichirs and Reedfish require a pH level ranging from 6 to 8. The temperature for the Bichirs ranges from 25 to 29 degree C, whereas for the Reedfish is between 22 and 28 degree C. Some of the types of Bichirs are-:

Fish Store: Buy Live Pet Aquarium Fish Online | Petco

Aquariums are a beautiful way to add to the décor of any living space. From simple half-gallon fish bowls to large saltwater fish tanks, there are several options to suit your style, experience level, and maintenance needs. Often chosen for being relatively low maintenance and peacefully alluring, fish make excellent pets for owners of varying ages. Saltwater aquariums and reef style fish tanks generally require more care and maintenance than a freshwater bowl or fish tank. However, saltwater aquariums can be more rewarding as they can showcase more exotic species of fish, marine invertebrates, corals and plants. As there are many fish tanks available, it's up to you to determine which maintenance level is right for your home.

6 low-maintenance pet fish that basically anyone can keep alive