Marine iguanas
Marine iguanas have a special, salt-secretion adaption that allows them to minimize bodily water loss.
Source
Boundless vets and curates high-quality, openly licensed content from around the Internet. This particular resource used the following sources:
"The marine iguana (Amblyrhynchus cristatus) Galápagos Islands Santa Cruz."
http://commons.wikimedia.org/wiki/File:The_marine_iguana_(Amblyrhynchus_cristatus)_Gal%C3%A1pagos_Islands_Santa_Cruz.JPG
Wikimedia
CC BY.
_Gal%C3%A1pagos_Islands_Santa_Cruz.JPG){kind=link}