Grasshoppers swarm in Colorado field in 1937

The video discusses the threat posed by savage insects, highlighting their overwhelming numbers and the destruction they cause to vital food harvests. It explains the counterattack strategies employed by humans to combat this threat and emphasizes the rapid multiplication of these insects, which exacerbates their destructive impact.

What is the significance of the term 'wholesale slaughter' in the context of the text?

Describe the overall impact of the insects as mentioned in the text.