Which group has seen the highest loss in number of species?

Group of answer choices

fish

flowering plants

birds

mammals

1 answer

Among the groups listed, mammals have seen the highest loss in the number of species. While all these groups have experienced significant declines, mammals, particularly due to habitat loss, hunting, and climate change, have faced some of the most severe impacts on their populations and diversity. If you're interested in more specific statistics or details about declines in particular species, please let me know!