Essential Biology

Essential Animals

The Great Survivors

Snailing round the South Seas - the Partula story

Land & freshwater snails of Tahiti

Partula - icons of evolution

Vertebrates of Seychelles

Extinct animals of the British Isles

Reef and Freshwater Fish of the Seychelles Islands

Darwin's Inextricable Web

Famous tortoises


Justin Gerlach by e-mail