No they don't. They never cross each other because of the way that they are drawn, similarly to how height is represented. That's why they never cross.
Answer:
Kettles form when ice detaches from a glacier. Eventually, it becomes wholly or partially buried in sediment and slowly melts, leaving behind a pit.
Polygenic inheritance I believe.
That would be the crocodile
<em>The function of skeletal muscles is to control the movement of internal organs. The skeletal muscle pulls the tendons attached to the bones.</em>