Global biodiversity
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Global biodiversity is the measure of biodiversity on Earth and is defined as the total variability of life forms. More than 99 percent of all species that ever lived on Earth are estimated to be exti
Insects make up the vast majority of animal species.
Summary of major environmental-change categories that cause biodiversity loss. The data is expressed as a percentage of human-driven change (in red) relative to baseline (blue), as of 2021. Red indicates the percentage of the category that is damaged, lost, or otherwise affected, whereas blue indicates the percentage that is intact, remaining, or otherwise unaffected.
Lancelet
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The lancelets, also known as amphioxi, consist of 32 described species of somewhat fish-like benthic filter-feeding chordates in the subphylum Cephalochordata, class Leptocardii, and family Branchiost
Global biodiversity
…80,500 ↳ Mammals 5,487 ~5,500 ↳ Birds 9,990 >10,000 ↳ Reptiles 8,734 ~10,000 ↳ Amphibia 6,515 ~15,000 ↳ Fishes 31,153 ~40,000 ↳ Agnatha 116 unknown ↳ Cephalochordata 33 unknown ↳ Tunicata 2,760 unknown Invertebrates ~1,359,365 ~6,755,830 ↳ Hemichordata 108 ~110 ↳ Echinodermata 7,003 ~14,000 ↳ Insecta ~1,000,000…
Branchiostoma lanceolatum