Answer:
They are similar due to the way they both involve nature. They are different due to how one text explains about a wet experience and based on a challenge. The 2nd text talks about how bears try to find food. A rapid wet experience has nothing to do with animals finding food.
Step-by-step explanation
Data from text 1:"For the past year, she had been begging her parents to take her white-water rafting."
Data from text 2: "The Himalayan bears come to lower altitudes in search of food."
I really hope this helps :)