<p><b>Heloderma alvarezi</b>, commonly known as the Mexican Beaded Lizard, is a venomous species found in the semi-arid regions of Mexico, featuring striking beaded scales and a diet primarily consisting of small mammals and insects. Known for its nocturnal behavior and minimal parental investment, this resilient lizard plays a vital role in its ecosystem by controlling prey populations and aiding in nutrient cycling.</p>