There are 42 known types of iguanas known. Of those 42 types, 41 are still living, and one has become extinct. One surviving species of iguana is the Dipsosarusu dorsalis, or the Desert Iguana.

During Darwin’s five-week stint on the Galapagos, he observed two types of iguana. One was a marine version that, uniquely for lizards, swam and fed in the ocean, and the other was a cactus ...

The tree iguana, Liolaemus nigromaculatus, was the second species of the genus Liolaemus to be described and the nominal species of the group nigromaculatus. However, since its description, no ...

Two types identified last year, the very rare Saint Lucia iguana and Grenadines pink rhino iguana, have been named as variations of this species - or subspecies.

And they end up dying from that type of cold. SHAPIRO: Magill says if you meet a semi-frozen iguana, treat it as though it could be alive.