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660 species across 5 groups

Where they live

Earlier species of the day

Checked against scientific sources

Every fact is checked against databases such as GBIF, the IUCN Red List and Wikidata before it appears.

Every number shows its source

Point at or tap a figure on a profile to see where it comes from, in metric and US units.

Written in each language

Each language has its own profile, written for the people who read it.