How to forecast the weather through some simple natural phenomena?

Birds fly very low, fighting for habitat, which is a sign of rain.

Fish jump out of the water, ants move, frogs croak and dragonflies fly low. This is a sign of rain.

Birds fly high and seabirds fly to the river, which is a sign of sunny days.

It is a sign of sunny day for hens to climb mountains and hold dawn.

Spider webs are a sign of sunny days.

Turtledoves sing in the morning and before dusk, which indicates that it will be sunny.

Thrushcross sings in the morning, at noon and before dusk. It will be sunny.

Crows crow, it's going to rain.

Cats drink water on rainy days and it will continue to rain.

Spiders are busy building nests. It's going to rain.

Crickets crow loudly at night, and the sun shines the next day.

It rains when crows crow less than usual.

As soon as the hat is loosened, it will rain soon.

Earthworms crawling out of the ground are a precursor to rain.