Extinct example sentences

Due to indiscriminate killings, several birds and animals have either become extinct or are on the verge of extinction.Since, the emergence of humans, however, biodiversity has begun a rapid decline, with one species after another bearing the brunt of extinction due to overuse.This includes the species which are likely to be in danger of extinction in near future if the factors threatening to their extinction continue.Many species have become vulnerable or endangered and some are on the verge of extinction.It includes those species which are in danger of extinction.Hence, it is morally wrong to voluntarily cause the extinction of any species.The average half-life of a species is estimated at between one and four million years, and 99 per cent of the species that have ever lived on the earth are today extinct.It nearly got extinct due to its indiscriminate hunting and is now a protected species.Deforestation, soil erosion, constructional activities, forest fires, tsunami and landslides are some of the human made and natural factors which together accelerate the process of extinction of these great natural resources.