robert mertens day gecko on a rock in closeup, tropical lizard from comoros, endangered reptile specie

africa african animal animals arabian arabic blue bright closeup colored colorful comoros conservation day diurnal endangered exotic gecko geckos gekkonidae green herpetoculture herpetology lizard lizards mertens pet pets phelsuma popular portrait reptile reptiles reptilian reptilians robert robertmertensi rock specie species status stone threatened tropical vibrant vivid yellow