The Tibetan antelope running for its life under the camera read the answer.

1. Tibetan antelope was terrified and trembling all over.

2. The posture of the author when taking pictures made the Tibetan antelope mistakenly think it was going to shoot at it, which made it tremble all over.

3.( 1) Point out the social reasons why Tibetan antelopes are frightened.

(2) Revealed the atrocities and seriousness of human cruelty to small creatures.

5. Because this topic left a suspense for readers, people only heard of running for their lives at gunpoint, but never heard of running for their lives under camera, which aroused readers' interest and revealed the central idea of the article. Tibetan antelope mistook the camera for a gun, exposed the cruelty and criminal behavior of poachers, expressed hatred for poachers and called on people to protect small animals.