They come to life when the temperature rises, but they can only be frozen for a short time. Occasionally, hatchlings will be born with eye problems, the most common being microphthalmia. Outward symptoms may include ocular discharge, blepherospasm (squinting) or corneal haziness. Iguanas are a species of lizard that are native to tropical areas of Central and South America. When iguanas play dead, the color of their skin will vary depending on where they are playing dead. The first of their awesome assets is their eyes, with different types of lizards sporting different peeper features. This is sad Therefore, it is highly recommended to do physicals on your pets regularly. Ultimate Guide to the Cinnamon Ball Python Morph (Must Read), Diamondback Water Snake: Care & Feeding Tips for Beginners, The Ultimate Bearded Dragon Care Guide for Beginners, Small Pet Turtles: 6 Tiny Babies to Melt Your Heart, Ball Python Care Sheet: First-Time Owners Guide (Updated), Leopard Gecko Care Sheet: New Owners Guide, Ball Python Morphs With Pictures: The 50 MOST Popular. The horned lizard has developed a bunch of amazing adaptations to avoid becoming prey to the many creatures who like to feed on it, including coyotes, hawks, snakes, foxes, bobcats, and grasshopper mice. All snakes and some lizards have a fused, immobile lid covering the The top of iguanas is referred to as the third eye. Because of its pale color and lack of perception of shapes or color, an iguanas parietal eye aids in its preparation for predatory birds from above. The retained shed along the inside of the eyelids creates an irritation, which causes the eyes to remain closed as mucus and debris builds up under the lids. Behind the iris is the lens. If youd like to learn more, why dont you check out our article about how long snakes live? Besides great hearing and a sharp sense of smell, a deers power of sight is a very important survival tool. It takes its name from Ludvig Levin Jacobson, the Dutch anatomist who discovered it. They even sweat salt through a gland near their nostrils, which creates a white mask on their head. Share Improve this answer Follow answered Feb 19, 2015 at 1:52 NiftyName 115 4 4 This can be a symptom of dehydration, weight loss, septicemia or impending death.