It seems there is some misunderstanding in the information provided. Bonobos and chimpanzees are indeed very closely related species, both belonging to the genus Pan. They share a significant amount of DNA and are often used as a reference for studying human evolution due to their genetic similarity and behavioral traits.
However, there are several key differences between bonobos and chimpanzees, particularly in terms of their behavior and social structure. Bonobos are known for their more peaceful and cooperative behaviors compared to chimpanzees. While both species use tools and have complex communication systems, they exhibit different social dynamics.
As for the second part of your question, there are no other species that are "similar in every way" to humans. While there are many animals that share certain characteristics with humans, such as the use of tools and communication, there are significant differences in physiology, cognition, and behavior that set humans apart from other species.
Humans belong to the species Homo sapiens, and we are part of the Hominidae family, which also includes other great apes like chimpanzees, bonobos, gorillas, and orangutans. While we share a common ancestor with these great apes, millions of years of evolution have led to distinct species with unique characteristics and behaviors.
The lack of mating between different species is a fundamental aspect of reproductive isolation, which is a key concept in the process of speciation. When two populations of organisms become reproductively isolated, they can evolve separately and diverge into distinct species over time. The genetic differences that accumulate during this process prevent successful interbreeding between the two groups, which is a defining feature of separate species.
In summary, while there are animals with certain similarities to humans, no species is "similar in every way" to us. Each species has its own evolutionary history and unique adaptations that have shaped their behavior, physiology, and reproductive strategies. Reproductive isolation is a natural outcome of the process of speciation, leading to the formation of distinct species with their own unique characteristics.