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| Palawan Crested Lizard |
Endemic to the lush tropical forests of Palawan, Bronchocela mallarii, or the Palawan Crested Lizard, also called locally as the Tau't Bato Green-crested Lizard, is a quintessential arboreal agamid known for its striking aesthetics. This medium-sized lizard is instantly recognizable by its slender, laterally compressed body and a tail so remarkably long it can reach nearly four times its body length. While the lizard typically measures around 11.18 cm from nose to vent, its total length can sometimes hit over 50 cm, thanks to an extraordinarily long tail that acts as a vital balancing tool when traversing light branches and during high-stakes leaps.
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| Palawan Crested Lizard |
What truly sets Bronchocela mallarii apart from other lizards in Palawan is its sophisticated mastery of camouflage through physiological adaptation. While its default state is a bright green that blends seamlessly into tropical foliage, the lizard can rapidly shift its hue to grey, dark brown, or even blackish when threatened or stressed. This color transformation is driven by the movement of pigments within dermal chromatophores, allowing it to blend against tree bark or dead leaves. This ability to rapidly alter its skin color for camouflage is complemented by subtle physical details, such as a long, thin tail that resembles vines and a dark tympanum, which help break up its silhouette while it maintains a characteristic head-up survey posture on forest perches to monitor its surroundings.
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| Palawan Crested Lizard |
This lizard is thriving from primary lowland rainforests to secondary forest edges, bushland, and even mature urban gardens. Its distribution in Palawan is vast, spanning from the forests of El Nido in the north to the dense jungles of the southern Palawan mainland. It also occurs in most smaller islands of the Palawan faunal region. It is almost exclusively arboreal and avoids wide open grasslands in favor of the structural found in humid, vegetated environments. It is primarily active from dawn until dusk, spending its nights roosting safely up and within the vegetation.
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| Palawan Crested Lizard |
Unlike more active hunters that forage across the forest floor, this lizard remains motionless on tree trunks and branches or hidden among foliage. By staying still, it becomes nearly invisible to predators and unsuspecting prey. Its diet is almost entirely consisting of a wide variety of invertebrates. This opportunistic feeding behavior allows it to thrive in diverse environments, from deep primary rainforests to rural gardens and parks, and contributes to local ecosystem health by managing pest populations within its range, such as controlling harmful insects that can damage crops and plants.
