Male and female (on right) Grey Seals (Halichoerus grypus) fighting on the shore, in winter, at Donna Nook Nature Reserve, on the North Sea coast of Lincolnshire, Great Britain

Golden brushtail possum on a tree, the light color is a genetic mutation of common Australian possums that live only in Tasmania, Australia, Pacific

Golden brushtail possum eating, the light color is a genetic mutation of common Australian possums that live only in Tasmania, Australia, Pacific

Golden brushtail possum on a tree, the light color is a genetic mutation of common Australian possums that live only in Tasmania, Australia, Pacific

Leucistic caused by lack of melanin, or blond Antarctic fur seal pup (Arctocephalus gazella) on South Georgia, Polar Regions

Ebola virus nucleocapsids and virus particles

Ebola virus particles

Merle tan French Bulldog dog wearing pink dog harness in front of gray wall

common fruit fly fruit fly lateral view