Gehan de Silva Wijeyeratne

A photographic field guide to the birds of Sri Lanka

Mammals of Sri Lanka

Birds of Sri Lanka

Wild Sri Lanka

Sri Lankan Wildlife (Bradt Guides)

Sri Lankan Wildlife

Naturalist's Guide to the Mammals of Sri Lanka

Wild Sri Lanka (2nd Edition)

Naturalist's Guide to the Trees of Sri Lanka

Naturalist's Guide to the Butterflies and Dragonflies of Sri Lanka

Naturalist's Guide to the Flowers of Sri Lanka

Naturalist's Guide to the Birds of Sri Lanka

Portrait of Sri Lanka