Monotypic taxon
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In biology, for ranks such as genus or family, a monotypic taxon is a taxonomic group that contains only one immediately subordinate extant taxon. In the case of genera, the term "unispecific" or "mon
The cuckoo-roller is the sole member of its genus, family, and order.
In the order Amborellales, there is only one family, Amborellaceae, and there is only one genus, Amborella, and in this genus there is only one species, Amborella trichopoda.
Beluga "kissing" a human trainer; both are monotypical in their genera.
The family Cephalotaceae has only one genus, Cephalotus, which contains only one species, Cephalotus follicularis, the Australian pitcher plant.
Biodiversity
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Biodiversity is the variability of life on Earth. It can be measured on various levels, for example, genetic variability, species diversity, ecosystem diversity, and phylogenetic diversity. Diversity
An example of the biodiversity of fungi in a forest in North Saskatchewan (in this photo, there are also leaf lichens and mosses).
Shown in a museum, various models of species across various taxa and orders visualize the variety of life on earth.
Summary of major biodiversity-related environmental-change categories expressed as a percentage of human-driven change (in red) relative to baseline (blue)
Summer field in Belgium (Hamois). The blue flowers are Centaurea cyanus and the red are Papaver rhoeas.