A mountain in the Elk Mountains in Gunnison County, Colorado.

Drought-resistant perennial bunchgrass species.

Small bird with distinctive crest.

Hairless dog breed, unique appearance.

A small, non-migratory lark found throughout most of temperate Eurasia (Galerida cristata).

Species of penguin with crests.

An ibis of the nearly extinct species Nipponia nippon, formerly native to much of east Asia, being restored in the wild from captive populations.

A rodent of species Hystrix cristata, native to Italy, North Africa, and sub-Saharan Africa.

(Australia) A pigeon with a crest, especially Ocyphaps lophotes, widespread throughout Australia.