Talking Bacteria is a fun and interactive game that lets players explore the world of microorganisms. The game features colorful, animated bacteria that talk and interact with each other in a virtual petri dish. Players can feed, care for, and learn about different types of bacteria, fungi, and other microorganisms.

In the golden era of "Talking" apps—dominated by Tom the Cat, Angela the Cat, and Pierre the Parrot—a hidden gem emerged from the petri dish. We are talking, of course, about . For fans of quirky, gross-out humor and offline virtual pets, this microscopic monster was a breath of fresh (or perhaps contaminated) air.

A black screen. Then, text began to appear, one character at a time, in a green terminal font:

Leo tapped it.

The installation was silent. No permissions requested. No icon appeared on his home screen. For a moment, nothing happened.

In 2021, significant attention was drawn to research initially published in Nature Communications by scientists from the University of California, San Diego (UCSD). The study revealed that bacteria living inside biofilms (slimy colonies of bacteria) can communicate with one another using electrical signals, much like neurons in the human brain.