Library of high resolution stock wildlife photographs by John Visser.

An extensive collection of thousands of videos, images and fact-files illustrating the world's species gathered into one centralised digital library.

Classification of all forms of life, with some photos. Has a strong South African emphasis.

Large selection of pictures of organisms, mostly British in origin. Images are an aid to identification, showing different stages, states and views of the organisms. Search the database or follow a taxonomic tree.

Taxonomic tree of plants and animals with a photo gallery and some checklists for the Czech Republic and Slovakia. In Czech and English.

Checklists, articles, and links for the world of life.

Information about the aquatic habitats, animals, and plants of this country.

Searchable database of four kingdoms: plant, animal, fungi, monera. Search by scientific or common names, English or French.

A global network of researchers engaged in a ten-year initiative to assess and explain the past, present, and future diversity, distribution, and abundance of marine life in the oceans.

An introduction to the naming and relationships of living things. Classification involves much human judgement and is in a constant state of flux as new information is discovered.

Photographs by Philip Goddard of insects, other invertebrates, wild flowers, lichen, fungi and some birds and mammals.

Information about taxonomy, natural history, distribution, abundance, and ecology of many species worldwide. Includes tools to identify, map, and database species.

Multilingual weblexicon for animals, plants, fungi, bacteria and other organisms of the world, covering more than 5000 species.

A new project to create an online reference source and database for every one of the 1.8 million species that are named and known on this planet. Includes FAQ and press resources.

Introduction to the classification of plants and animals from the Franklin Institute, with links to many groups of living organisms.