rhiniceros
Horses are related to one-hoofed mammals
The animal most closely related to humans is the chimpanzee.
Organisms that are closely related to rabbits include; horses and turtles
The dugong is closely related to the manatee.
Humans are most closely related to chimpanzees.
Zebras are closely related to domestic horses.
Hippos are not related to horses at all. They are actually more closely related to whales and dolphins. There are three species of hippos.
Chimpanzees are the animals most closely related to humans.
From an evolutionary perspective, all mammals are related, so yes, humans and horses or zebras are related, although not closely; humans are much more closely related to the great apes (gorillas, bonobos, chimpanzees, and orangutans). From a creationist perspective, humans and horses are not related.
tapirTapir
No animal most closely related is chimp
donkey and horses are parts of the horse family.