hognose
It is sometimes said that this is a characteristic of nonvenomous snakes. However, some venomous snakes have these characteristics as well.
There are both venomous and nonvenomous snakes that meet that description. The image above has round pupils and an oval head. It is the deadly mamba from Africa.
There are species of both venomous and nonvenomous snakes with oval eyes. The snake pictured above is a mamba - a deadly species.
Nonpoisonous, THIS ANSWER IS NOT TRUE, THE CORAL SNAKE HAS WHAT COULD BE CALLLED AND OVAL SHAPED HEAD AND HAS ROUND PUPILS.
What are the two major historical and cultural forces that shaped American Literature?
AN OVAL SHAPED BALL
diamond
the muscle that pulls down on the lungs, the decrease in pressure inflates the lungs, a good example is a ballon inside a pop bottle, with the bottom replaced with another balloon, when you pull down on it the balloon inflates.
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Heuchera
the Chumash