And if nothing is done to control current development patterns, the report found, 427 other species could disappear by the end of the century.
Some species have disappeared because their climate changed and they could not adapt.
Several species of plants and animals have disappeared from the dunes.
However, if we are not careful, this species of fish will disappear forever.
The is the reason the species disappeared for a few years, only to return recently.
Six species have disappeared from the river since the mid-1980s.
Only recently have we even realized a species could disappear.
If you study history, species have always disappeared for one reason or another.
Research shows that each year 140 000 species disappear from the Earth.
We all know that every day, some species of plant or animal disappears for good.