Explain the proverb (kneel down) urgently! !

It is a waste of time to explain this. When it rains, you know it will be sunny. Pigs are eating grass, and the weather will get cold quickly. Turtles are crawling everywhere, which is a sign of rain. It's going to rain when ants move. The loach is quiet and the weather will clear up. Earthworms climb the road and it will rain heavily. Toad crawled out of its nest and it was going to rain soon. Finished explaining ~ ~