The Animal Kingdom
Every animal on this site has its place on one great family tree. Pick a branch and climb: every group leads to real species, real science, and stories worth reading twice.
Animal KingdomReptiles12,650 speciesBirds7 speciesAmphibians6 speciesMammals6 speciesFishes7 speciesInsects and Invertebrates6 speciesPrehistoric Life5 species
Want the whole map, branch by branch? Open the Tree of Life.
