How do animals know the weather first?

Dragonflies and swallows fly low, ants move, fish catch their breath, and heavy rain will come soon.

Animal rainfall forecast

Before the rain, there were signs that mosquitoes gathered in groups, rain ants appeared in groups, and cats washed their faces.

Frogs croak, swallows fly low, it's going to rain.

Frogs chirping and swallows flying low are signs before rain.

Cockroaches fly around and there are showers.

Cockroaches are very sensitive to climate change. If you see cockroaches flying around at night, it means that the weather has changed and it is going to rain.

Spiders weave webs, and it will clear up after a long rain.

Because it has been raining for a long time, spiders can't weave webs to hunt. If you see spiders crawling out to weave webs, it means that the weather will clear up soon.