Information about taxonomy, natural history, distribution, abundance, and ecology of many different groups of living things. Discover Life has information on over a million species.
All Species Toolkit
Provides search access to several different taxonomic databases. Search by genus, species, or common name.
Covering the broad spectrum of species taxon, BiologyBase aims to be a one stop shop for information about the diverse range of flora and fauna that exist on our planet today.
ARKive is a searchable online database of images, videos and in-depth species information illustrating life on Earth, with a particular focus on threatened wildlife.