In other words, the original definition of critical habitat said it must include all areas deemed important to a species’ survival or recovery, whether the species currently resides in those areas, ...

Habitat loss is happening across the world, from shrinking rainforests to melting ice caps. Ruairi Brogan, who works for a wildlife charity, explains the impact this has on nature, and why ...

The bottleneck may be caused by various events, such as an environmental disaster, the hunting of a species to the point of extinction, or habitat destruction that results in the deaths of organisms.