Decline in amphibian populations | Wikipedia audio article

Decline in insect populations | Wikipedia audio articleПодробнее

Human impacts on the environment | Wikipedia audio articleПодробнее

Environmental impact of manufacturing | Wikipedia audio articleПодробнее

Effect of human activity on the environment | Wikipedia audio articleПодробнее

Amphibian | Wikipedia audio articleПодробнее

Holocene extinction | Wikipedia audio articleПодробнее

Skin microbiota | Wikipedia audio articleПодробнее

Amphibian - Wikipedia Article AudioПодробнее

African clawed frog - Wikipedia Article AudioПодробнее