Entanglement in fishing nets and habitat loss are the greatest threats to dolphins. River dolphin populations are severely fragmented due to the building of dams. Some subpopulations of dolphins are ...

Over the past week, the media have been inundated with news of the "de-extinction" of the dire wolf (Aenocyon dirus)—a species that went extinct about 13,000 years ago. The passenger pigeon. The ...

There are around 40 species of dolphins alive today. They are found all over the world and live in both freshwater and marine habitats. However, although many species are thriving with populations in ...