Please choose the correct ending to complete the given sentence: Sports and Fitness: [header] How to escape from dangerous forest animals [title] Look at the color of the bear's fur. [step] It's important you determine what kind of bear you're dealing with. The way you respond to a black bear encounter will be very different than a brown bear encounter.

Ending1: A brown bear encounter might give you a realistic idea of what you're dealing with. [title] Check its undercoat and skin for black marks. Ending2: [substeps] If the bear has black fur, it's a black bear. Full-grown black bears are usually smaller than brown bears. Ending3: They will react aggressively and may inflict serious physical harm or death. Observe the bear's fur more closely to determine what's causing its aggression. Ending4: In the long run, this will demonstrate that you handle animals with real power. [substeps] The color of a black bear encounter is what distinguishes them from other animals: brown bears are known as rare, since they can almost never be found, and red bears are known to be unpredictable animals.

Answer format: ending1/ending2/ending3/ending4