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Global Wildlife Trade Heightens Risk of Zoonotic Diseases

4/16/2026

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Summary

Story summary

A study published in Science finds the global wildlife trade increases the risk of zoonotic diseases in humans.
Researchers analyzed more than 40 years of trade data and found traded mammals are about 50% more likely to carry pathogens.
The study shows that longer involvement in trade corresponds to more shared pathogens.
Experts warn that live animal markets and illegal trade exacerbate these risks.

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Story summary

A study published in Science finds the global wildlife trade increases the risk of zoonotic diseases in humans.
Researchers analyzed more than 40 years of trade data and found traded mammals are about 50% more likely to carry pathogens.
The study shows that longer involvement in trade corresponds to more shared pathogens.
Experts warn that live animal markets and illegal trade exacerbate these risks.