1. Snakes
They then developed a new legless mode of locomotion and diversified into many ecological niches. ... They fit into ten families. ... The effect is that the body is thrown into horizontal waves. ... Each time the victim exhales the snake tightens preventing the animal from inhaling more air. Without air the prey slowly becomes unconscious and dies. ...
- Word Count: 2917
- Approx Pages: 12
- Grade Level: High School