A cockroach on a wall in Hong Kong. Photo: SCMPA cockroach on a wall in Hong Kong. Photo: SCMP
A cockroach on a wall in Hong Kong. Photo: SCMP

Superbugs: cockroaches becoming immune to insect sprays and nearly impossible to kill

  • Roaches are born resistant to toxins they have never encountered, with the immunity developing as quickly as one generation of offspring, researchers say

Topic |   Animals
A cockroach on a wall in Hong Kong. Photo: SCMPA cockroach on a wall in Hong Kong. Photo: SCMP
A cockroach on a wall in Hong Kong. Photo: SCMP
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