The oldest evidence of a two-headed animal is a good 120 million years old. The fossil of this ancient lizard discovered in 2007 proves that animals with multiple heads are an ancient phenomenon.

Here are 10 rare two-headed animals. See to Believe uncovers the forgotten, mind-blowing facts that will leave viewers questioning everything. Follow wild stories of mysterious creatures ...

A skeleton of a two-headed giant was discovered during a “routine” archaeological excavation in the Amazon rainforest. The skeleton, measuring nearly 15 feet tall, had an intricate bone ...