Somatoform disorder is any mental disorder that signifies as physical symptoms that advocates illness or injury, but can’t be completely explained by a general medical condition or by the direct effect of a substance.
I would say from a forward straight answer to describe very specific identitys like, the type of lizard, color, length, what it likes to eat, etc. :)
Answer:Hybridization
Explanation: Crossing two genetically different, but simular species, is making a Hybrid.
One way is if you exercise to much it can cause heart problems. Another way is when you play sports you could get seriously injured. The last way is if you are somewhere at the wrong time and your alone and get in a fight