Three near-identical U.S. lizards have kept their identities for millions of years in a way that researchers compare to the ...

SAN JUAN, Puerto Rico (AP) — Lizards that once dwelled in forests but now slink around urban areas have genetically morphed to survive life in the city, researchers have found. The Puerto Rican ...

Aside from the furry critters you see during your pet store visit, such as cats, dogs, rabbits, hamsters, and guinea pigs, reptiles are a popular choice to have as a pet. One of the most popular pet ...

SAN JUAN, Puerto Rico — Lizards that once dwelled in forests but now slink around urban areas have genetically morphed to survive life in the city, researchers have found. The Puerto Rican crested ...

Two new studies into lizard colors reveal how one species maintains its colorful diversity while others are losing their ...

SAN JUAN – Lizards that once dwelled in forests but now slink around urban areas have genetically morphed to survive life in the city, researchers have found. The Puerto Rican crested anole, a brown ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. SAN JUAN, Puerto Rico (AP) — Lizards that ...

A newly evolved, aggressive “Hulk” wall lizard is spreading out from the Rome region — and researchers are watching a million-year stable system unravel in real time. From three morphs to one: Across ...

SAN JUAN, Puerto Rico (AP) — Lizards that once dwelled in forests but now slink around urban areas have genetically morphed to survive life in the city, researchers have found. The Puerto Rican ...