Alternative letter-case form of ultra-Darwinism

plural of Darwin ringlet

(entomology) A subspecies of the orange ringlet butterfly, Hypocysta adiante antirius, endemic to the Darwin region of northern Australia.

A small rhea, Rhea pennata, found from Patagonia to the high Andes.

A symbol, portrayed as a fish with legs, used to indicate support for the scientific theory of evolution as being the cause of species diversification, rather than creationism.

The theory that the laws of evolution by natural selection also apply to social structures.

(humorous) One of the international honours awarded to people who supposedly help to improve the human gene pool by "removing themselves from it in a spectacularly stupid manner."

(Australia, informal) A 2.25 litre bottle of beer, today made principally as a tourist novelty.

Any of a group of about fifteen species of passerine birds found mainly on the Galápagos Islands, often classified as the subfamily Geospizinae or tribe Geospizini, and not related to the true finches.

plural of Darwin's finch