Andrea Meza Murillo and Gill Einhorn
December 5, 2025
The Living Planet Index monitors 5,200 species of mammals, birds, amphibians, reptiles and fish. The latest report found animal populations are down by an average of 69%. In some cases, it is even worse. The WWF said that the findings are code red for the planet. Here’s more on what animal populations have declined and why.
Andrea Meza Murillo and Gill Einhorn
December 5, 2025