Latest Brett R. Scheffers Stories
Most of the world's species are still unknown to science although many researchers grappled to address the question of how many species there are on Earth over the recent decades.
Extinction is a focal issue among scientists, policy makers and the general public.
- A person who stands up for something, as contrasted to a bystander who remains inactive.
- One of the upright handlebars on a traditional Inuit sled.