The document discusses several extinct species including the Quagga, Tasmanian Wolf, English Wolf, Turanian Tiger, Steller's Sea Cow, Spectacled Cormorant, Passenger Pigeon, Golden Toad, Caribbean Monk Seal, Pyrenean Ibex, Phororhacos, Spix's Macaw, Bubal Hartebeest, Javan Tiger, Tecopa Pupfish, and Baiji River Dolphin. Many of these species went extinct due to hunting and habitat loss.