The full guide is in progress. Outline below.
Why the 'Big Four' matter for public health in India
Indian Cobra (Naja naja): hood, habitat, behaviour
Common Krait: nocturnal bites, why so many happen indoors
Russell's Viper: chain pattern, agricultural risk
Saw-scaled Viper: small, fast, distinctive rasping sound
Other dangerous Indian species (king cobra, banded krait, hump-nosed viper)
Lookalikes: non-venomous species commonly killed by mistake
Prevention at home and in the field
What to do after a bite — and how a picture helps doctors
Download CTA and link to the India species page
Get SerpentID while the guide is being finished
Identify any snake by picture in seconds — free on iOS and Android.
