The polar bear (Ursus maritimus) is a bear native to the Arctic Ocean and its surrounding seas. The world's largest predator found on land, an adult male weighs around 300–600 kg (660–1,300 lb), while an adult female is about half that size.
Cordyceps is a genus of ascomycete fungi that includes about 400 described species. All Cordyceps species are parasitic, mainly on insects and other arthropods (they are thus entomopathogenic fungi); a few are parasitic on other fungi.