Answer & Explanation:
People behave different when they exposed to the same stress or same physical activity. Although their heart rates are identical but every person's body function in a different way not in the same way. People handle the stress differently and they have different tolerance against physical activity.
So, people response against same stress or physical activity will be different to each other even though their resting heart rates same.
It shows how living things have developed over time, they see change, they note it , and they understand how evolution happens.
Physical Structures - They have small gils to breathe under water.
Coloring - Dark and Light Brown Spots with Tan body
Habitat - cold streams, lakes, pond, under rocks, and logs.
Scientific Name - <span>Dicamptodon aterrimus</span>