New research reveals that a unique Indian skink species arrived on the subcontinent by rafting across the ocean from Southeast Asia millions of years ago, a journey made possible by fluctuating sea levels.

aphid

Kolkata

Researchers from Bose Institute, Kolkata, investigated the effect of air circulation and the varying climatic conditions on the mustard aphids that migrate across the Indo-Gangetic Plains in Northern India. The authors traced the pests’ exact origin by studying the backward courses of air movement along known migratory routes.

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